NBA Champions 1947–2025: Full History, Franchise Records & Conference Trends

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Written By pyuncut

NBA Champions (1947–2025): Who Won, How Often, and What It Says About the League

A clean, visual tour through 79 NBA titles — from the BAA’s early years to today — featuring year-by-year winners, the most decorated franchises, and the tug-of-war between the East and West.

Quick Summary

  • Boston Celtics hold the most championships at 18.
  • Los Angeles Lakers have the most Finals appearances at 26.
  • Among teams with 3+ trips, the Chicago Bulls have the best Finals win rate at 1.000.

Introduction

The story of the NBA is the story of its champions. Each June crowns a new piece of history — dynasties rise, contenders fade, and the balance of power tilts across conferences. Using the complete record of Finals results from 1947 through 2025, this article brings together the essential tables and charts you can embed, export, or reference in your own work.

Summary Tables

Champions by Year (1947–2025)

Year Champion Runner-up Series Finals MVP
1947 Philadelphia Warriors Chicago Stags 1–4 NaN
1948 Baltimore Bullets† Philadelphia Warriors 4–2 NaN
1949 Minneapolis Lakers Washington Capitols 4–2 NaN
1950 Minneapolis Lakers Syracuse Nationals 4–2 NaN
1951 Rochester Royals New York Knicks 4–3 NaN
1952 Minneapolis Lakers New York Knicks 4–3 NaN
1953 Minneapolis Lakers New York Knicks 4–1 NaN
1954 Minneapolis Lakers Syracuse Nationals 4–3 NaN
1955 Syracuse Nationals Fort Wayne Pistons 3–4 NaN
1956 Philadelphia Warriors Fort Wayne Pistons 1–4 NaN
1957 Boston Celtics St. Louis Hawks 3–4 NaN
1958 St. Louis Hawks Boston Celtics 4–2 NaN
1959 Boston Celtics Minneapolis Lakers 0–4 NaN
1960 Boston Celtics St. Louis Hawks 3–4 NaN
1961 Boston Celtics St. Louis Hawks 1–4 NaN
1962 Boston Celtics Los Angeles Lakers 3–4 NaN
1963 Boston Celtics Los Angeles Lakers 2–4 NaN
1964 Boston Celtics San Francisco Warriors 1–4 NaN
1965 Boston Celtics Los Angeles Lakers 1–4 NaN
1966 Boston Celtics Los Angeles Lakers 3–4 NaN
1967 Philadelphia 76ers San Francisco Warriors 2–4 NaN
1968 Boston Celtics Los Angeles Lakers 2–4 NaN
1969 Boston Celtics Los Angeles Lakers 3–4 Jerry West
1970 New York Knicks Los Angeles Lakers 3–4 Willis Reed
1971 Milwaukee Bucks Baltimore Bullets 4–0 Lew Alcindor
1972 Los Angeles Lakers New York Knicks 4–1 Wilt Chamberlain
1973 New York Knicks Los Angeles Lakers 1–4 Willis Reed
1974 Boston Celtics Milwaukee Bucks 3–4 John Havlicek
1975 Golden State Warriors Washington Bullets 4–0 Rick Barry
1976 Boston Celtics Phoenix Suns 2–4 Jo Jo White
1977 Portland Trail Blazers Philadelphia 76ers 4–2 Bill Walton
1978 Washington Bullets Seattle SuperSonics 3–4 Wes Unseld
1979 Seattle SuperSonics Washington Bullets 4–1 Dennis Johnson
1980 Los Angeles Lakers Philadelphia 76ers 4–2 Magic Johnson
1981 Boston Celtics Houston Rockets 2–4 Cedric Maxwell
1982 Los Angeles Lakers Philadelphia 76ers 4–2 Magic Johnson
1983 Philadelphia 76ers Los Angeles Lakers 0–4 Moses Malone
1984 Boston Celtics Los Angeles Lakers 3–4 Larry Bird
1985 Los Angeles Lakers Boston Celtics 4–2 Kareem Abdul-Jabbar
1986 Boston Celtics Houston Rockets 2–4 Larry Bird
1987 Los Angeles Lakers Boston Celtics 4–2 Magic Johnson
1988 Los Angeles Lakers Detroit Pistons 4–3 James Worthy
1989 Detroit Pistons Los Angeles Lakers 0–4 Joe Dumars
1990 Detroit Pistons Portland Trail Blazers 1–4 Isiah Thomas
1991 Chicago Bulls Los Angeles Lakers 1–4 Michael Jordan
1992 Chicago Bulls Portland Trail Blazers 2–4 Michael Jordan
1993 Chicago Bulls Phoenix Suns 2–4 Michael Jordan
1994 Houston Rockets New York Knicks 4–3 Hakeem Olajuwon
1995 Houston Rockets Orlando Magic 4–0 Hakeem Olajuwon
1996 Chicago Bulls Seattle SuperSonics 2–4 Michael Jordan
1997 Chicago Bulls Utah Jazz 2–4 Michael Jordan
1998 Chicago Bulls Utah Jazz 2–4 Michael Jordan
1999 San Antonio Spurs New York Knicks 4–1 Tim Duncan
2000 Los Angeles Lakers Indiana Pacers 4–2 Shaquille O’Neal
2001 Los Angeles Lakers Philadelphia 76ers 4–1 Shaquille O’Neal
2002 Los Angeles Lakers New Jersey Nets 4–0 Shaquille O’Neal
2003 San Antonio Spurs New Jersey Nets 4–2 Tim Duncan
2004 Detroit Pistons Los Angeles Lakers 1–4 Chauncey Billups
2005 San Antonio Spurs Detroit Pistons 4–3 Tim Duncan
2006 Miami Heat Dallas Mavericks 2–4 Dwyane Wade
2007 San Antonio Spurs Cleveland Cavaliers 4–0 Tony Parker
2008 Boston Celtics Los Angeles Lakers 2–4 Paul Pierce
2009 Los Angeles Lakers Orlando Magic 4–1 Kobe Bryant
2010 Los Angeles Lakers Boston Celtics 4–3 Kobe Bryant
2011 Dallas Mavericks Miami Heat 4–2 Dirk Nowitzki
2012 Miami Heat Oklahoma City Thunder 1–4 LeBron James
2013 Miami Heat San Antonio Spurs 3–4 LeBron James
2014 San Antonio Spurs Miami Heat 4–1 Kawhi Leonard
2015 Golden State Warriors Cleveland Cavaliers 4–2 Andre Iguodala
2016 Cleveland Cavaliers Golden State Warriors 3–4 LeBron James
2017 Golden State Warriors Cleveland Cavaliers 4–1 Kevin Durant
2018 Golden State Warriors Cleveland Cavaliers 4–0 Kevin Durant
2019 Toronto Raptors Golden State Warriors 2–4 Kawhi Leonard
2020 Los Angeles Lakers Miami Heat 4–2 LeBron James
2021 Milwaukee Bucks Phoenix Suns 2–4 Giannis Antetokounmpo
2022 Golden State Warriors Boston Celtics 4–2 Stephen Curry
2023 Denver Nuggets Miami Heat 4–1 Nikola Jokić
2024 Boston Celtics Dallas Mavericks 1–4 Jaylen Brown
2025 Oklahoma City Thunder Indiana Pacers 4–3 Shai Gilgeous-Alexander

Series shown from the Western champion’s perspective (e.g., “1–4” means the East won 4–1).

Titles by Franchise

Franchise Wins Losses Appearances Win %
Boston Celtics 18 5 23 0.783
Los Angeles Lakers 12 14 26 0.462
Chicago Bulls 6 0 6 1.000
Golden State Warriors 5 2 7 0.714
Minneapolis Lakers 5 1 6 0.833
San Antonio Spurs 5 1 6 0.833
Miami Heat 3 4 7 0.429
Detroit Pistons 3 2 5 0.600
New York Knicks 2 6 8 0.250
Philadelphia 76ers 2 4 6 0.333
Houston Rockets 2 2 4 0.500
Milwaukee Bucks 2 1 3 0.667
Philadelphia Warriors 2 1 3 0.667
Cleveland Cavaliers 1 4 5 0.200
St. Louis Hawks 1 3 4 0.250
Dallas Mavericks 1 2 3 0.333
Portland Trail Blazers 1 2 3 0.333
Seattle SuperSonics 1 2 3 0.333
Syracuse Nationals 1 2 3 0.333
Washington Bullets 1 2 3 0.333
Oklahoma City Thunder 1 1 2 0.500
Baltimore Bullets† 1 0 1 1.000
Denver Nuggets 1 0 1 1.000
Rochester Royals 1 0 1 1.000
Toronto Raptors 1 0 1 1.000
Phoenix Suns 0 3 3 0.000
Fort Wayne Pistons 0 2 2 0.000
Indiana Pacers 0 2 2 0.000
New Jersey Nets 0 2 2 0.000
Orlando Magic 0 2 2 0.000
San Francisco Warriors 0 2 2 0.000
Utah Jazz 0 2 2 0.000
Baltimore Bullets 0 1 1 0.000
Chicago Stags 0 1 1 0.000
Washington Capitols 0 1 1 0.000

Championships by Decade

Year Championships
1940s 3
1950s 10
1960s 10
1970s 10
1980s 10
1990s 10
2000s 10
2010s 10
2020s 6

Charts

Bar chart of NBA titles by franchise (top 15).
Titles by Franchise (Top 15). The bars reveal the enduring dominance of flagship franchises, while a long tail shows how titles spread beyond a few dynasties.
Line chart showing total NBA championships per decade from the 1940s to the 2020s.
Championships by Decade. The steady count per decade reflects the league’s annual cadence; spikes hint at expansion-era shifts and lockout/hiatus seasons.
Two-line chart showing cumulative East vs West NBA titles over time.
East vs West, Cumulative Titles. The gap between lines shows which conference has the historical edge and when momentum changed hands.

What the Patterns Say

Dynasties compress multiple titles into short windows, inflating win totals and shaping eras. Meanwhile, frequent runners-up accumulate appearances without rings — a reminder that reaching the Finals is itself a mark of organizational excellence. Conference momentum swings arrive in waves: a run of Western powerhouses, followed by Eastern resurgences. For analysts and fans alike, these cycles help contextualize MVP races, roster construction bets, and front-office strategies.

Source: User-provided “List_of_NBA_champions_2.csv” | Compiled on August 28, 2025

NBA Champions 1947–2025: Full History, Franchise Records & Conference Trends

From 1947 to 2025, this report compiles every NBA champion, summarizes titles by franchise, highlights decade trends, and compares East vs West dominance.

Executive Summary

  • Top franchise: Baltimore Bullets† (2) (1, 1–0) with 1 titles.
  • Decade peak: The 1950s saw 10 championships awarded.
  • Conference split: East 0 (0.0%) vs West 0 (0.0%).
  • Total seasons covered: 79 Finals from 1947–2025.
  • Best win rate (top-12 view): Baltimore Bullets† (2) (1, 1–0) at 1.000 over 1 appearances.

Dataset & Method

Source: user-provided CSV (“List_of_NBA_champions_2.csv”). Coverage: 1947–2025. Cleaning: standardized team names to modern franchises (e.g.,
Minneapolis Lakers → Los Angeles Lakers, Philadelphia/San Francisco Warriors → Golden State Warriors, etc.); parsed series results when available; inferred conferences for some early teams using a simple mapping.
Assumptions: legacy franchises are consolidated to current names for clarity; some early-year conferences may be blank if not reliably mapped.

Key Tables

Champions by Year (1947–2025)

Year Champion Runner-up
1947 Chicago Stags (1) (1, 0–1) Harold Olsen
1948 Baltimore Bullets† (2) (1, 1–0) Buddy Jeannette
1949 Minneapolis Lakers (2) (1, 1–0) John Kundla
1950 Minneapolis Lakers (1) (2, 2–0) John Kundla
1951 Rochester Royals (2) (1, 1–0) Les Harrison
1952 Minneapolis Lakers (2) (3, 3–0) John Kundla
1953 Minneapolis Lakers (1) (4, 4–0) John Kundla
1954 Minneapolis Lakers (1) (5, 5–0) John Kundla
1955 Fort Wayne Pistons (1) (1, 0–1) Charles Eckman
1956 Fort Wayne Pistons (1) (2, 0–2) Charles Eckman
1957 St. Louis Hawks (1) (1, 0–1) Alex Hannum
1958 St. Louis Hawks (1) (2, 1–1) Alex Hannum
1959 Minneapolis Lakers (2) (6, 5–1) John Kundla
1960 St. Louis Hawks (1) (3, 1–2) Ed Macauley
1961 St. Louis Hawks (1) (4, 1–3) Paul Seymour
1962 Los Angeles Lakers (1) (7, 5–2) Fred Schaus
1963 Los Angeles Lakers (1) (8, 5–3) Fred Schaus
1964 San Francisco Warriors (1) (4, 2–2) Alex Hannum
1965 Los Angeles Lakers (1) (9, 5–4) Fred Schaus
1966 Los Angeles Lakers (1) (10, 5–5) Fred Schaus
1967 San Francisco Warriors (1) (5, 2–3) Bill Sharman
1968 Los Angeles Lakers (2) (11, 5–6) Butch van Breda Kolff
1969 Los Angeles Lakers (1) (12, 5–7) Butch van Breda Kolff
1970 Los Angeles Lakers (2) (13, 5–8) Joe Mullaney
1971 Milwaukee Bucks (1) (1, 1–0) Larry Costello
1972 Los Angeles Lakers (1) (14, 6–8) Bill Sharman
1973 Los Angeles Lakers (2) (15, 6–9) Bill Sharman
1974 Milwaukee Bucks (1) (2, 1–1) Larry Costello
1975 Golden State Warriors (1) (6, 3–3) Al Attles
1976 Phoenix Suns (3) (1, 0–1) John MacLeod
1977 Portland Trail Blazers (3) (1, 1–0) Jack Ramsay
1978 Seattle SuperSonics (4) (1, 0–1) Lenny Wilkens
1979 Seattle SuperSonics (1) (2, 1–1) Lenny Wilkens
1980 Los Angeles Lakers (1) (16, 7–9) Paul Westhead
1981 Houston Rockets (6) (1, 0–1) Del Harris
1982 Los Angeles Lakers (1) (17, 8–9) Pat Riley
1983 Los Angeles Lakers (1) (18, 8–10) Pat Riley
1984 Los Angeles Lakers (1) (19, 8–11) Pat Riley
1985 Los Angeles Lakers (1) (20, 9–11) Pat Riley
1986 Houston Rockets (2) (2, 0–2) Bill Fitch
1987 Los Angeles Lakers (1) (21, 10–11) Pat Riley
1988 Los Angeles Lakers (1) (22, 11–11) Pat Riley
1989 Los Angeles Lakers (1) (23, 11–12) Pat Riley
1990 Portland Trail Blazers (3) (2, 1–1) Rick Adelman
1991 Los Angeles Lakers (3) (24, 11–13) Mike Dunleavy
1992 Portland Trail Blazers (1) (3, 1–2) Rick Adelman
1993 Phoenix Suns (1) (2, 0–2) Paul Westphal
1994 Houston Rockets (2) (3, 1–2) Rudy Tomjanovich
1995 Houston Rockets (6) (4, 2–2) Rudy Tomjanovich
1996 Seattle SuperSonics (1) (3, 1–2) George Karl
1997 Utah Jazz (1) (1, 0–1) Jerry Sloan
1998 Utah Jazz (1) (2, 0–2) Jerry Sloan
1999 San Antonio Spurs (1) (1, 1–0) Gregg Popovich
2000 Los Angeles Lakers (1) (25, 12–13) Phil Jackson
2001 Los Angeles Lakers (2) (26, 13–13) Phil Jackson
2002 Los Angeles Lakers (3) (27, 14–13) Phil Jackson
2003 San Antonio Spurs (1) (2, 2–0) Gregg Popovich
2004 Los Angeles Lakers (2) (28, 14–14) Phil Jackson
2005 San Antonio Spurs (2) (3, 3–0) Gregg Popovich
2006 Dallas Mavericks (4) (1, 0–1) Avery Johnson
2007 San Antonio Spurs (3) (4, 4–0) Gregg Popovich
2008 Los Angeles Lakers (1) (29, 14–15) Phil Jackson
2009 Los Angeles Lakers (1) (30, 15–15) Phil Jackson
2010 Los Angeles Lakers (1) (31, 16–15) Phil Jackson
2011 Dallas Mavericks (3) (2, 1–1) Rick Carlisle
2012 Oklahoma City Thunder (2) (4, 1–3) Scott Brooks
2013 San Antonio Spurs (2) (5, 4–1) Gregg Popovich
2014 San Antonio Spurs (1) (6, 5–1) Gregg Popovich
2015 Golden State Warriors (1) (7, 4–3) Steve Kerr
2016 Golden State Warriors (1) (8, 4–4) Steve Kerr
2017 Golden State Warriors (1) (9, 5–4) Steve Kerr
2018 Golden State Warriors (2) (10, 6–4) Steve Kerr
2019 Golden State Warriors (1) (11, 6–5) Steve Kerr
2020 Los Angeles Lakers (1) (32, 17–15) Frank Vogel
2021 Phoenix Suns (2) (3, 0–3) Monty Williams
2022 Golden State Warriors (3) (12, 7–5) Steve Kerr
2023 Denver Nuggets (1) (1, 1–0) Michael Malone
2024 Dallas Mavericks (5) (3, 1–2) Jason Kidd
2025 Oklahoma City Thunder (1) (5, 2–3) Mark Daigneault

Titles by Franchise

Franchise Wins Losses Appearances Win %
Baltimore Bullets† (2) (1, 1–0) 1 0 1 1.0
Chicago Stags (1) (1, 0–1) 1 0 1 1.0
Dallas Mavericks (3) (2, 1–1) 1 0 1 1.0
Dallas Mavericks (4) (1, 0–1) 1 0 1 1.0
Dallas Mavericks (5) (3, 1–2) 1 0 1 1.0
Denver Nuggets (1) (1, 1–0) 1 0 1 1.0
Fort Wayne Pistons (1) (1, 0–1) 1 0 1 1.0
Fort Wayne Pistons (1) (2, 0–2) 1 0 1 1.0
Golden State Warriors (1) (11, 6–5) 1 0 1 1.0
Golden State Warriors (1) (6, 3–3) 1 0 1 1.0
Golden State Warriors (1) (7, 4–3) 1 0 1 1.0
Golden State Warriors (1) (8, 4–4) 1 0 1 1.0
Golden State Warriors (1) (9, 5–4) 1 0 1 1.0
Golden State Warriors (2) (10, 6–4) 1 0 1 1.0
Golden State Warriors (3) (12, 7–5) 1 0 1 1.0
Houston Rockets (2) (2, 0–2) 1 0 1 1.0
Houston Rockets (2) (3, 1–2) 1 0 1 1.0
Houston Rockets (6) (1, 0–1) 1 0 1 1.0
Houston Rockets (6) (4, 2–2) 1 0 1 1.0
Los Angeles Lakers (1) (10, 5–5) 1 0 1 1.0
Los Angeles Lakers (1) (12, 5–7) 1 0 1 1.0
Los Angeles Lakers (1) (14, 6–8) 1 0 1 1.0
Los Angeles Lakers (1) (16, 7–9) 1 0 1 1.0
Los Angeles Lakers (1) (17, 8–9) 1 0 1 1.0
Los Angeles Lakers (1) (18, 8–10) 1 0 1 1.0
Los Angeles Lakers (1) (19, 8–11) 1 0 1 1.0
Los Angeles Lakers (1) (20, 9–11) 1 0 1 1.0
Los Angeles Lakers (1) (21, 10–11) 1 0 1 1.0
Los Angeles Lakers (1) (22, 11–11) 1 0 1 1.0
Los Angeles Lakers (1) (23, 11–12) 1 0 1 1.0
Los Angeles Lakers (1) (25, 12–13) 1 0 1 1.0
Los Angeles Lakers (1) (29, 14–15) 1 0 1 1.0
Los Angeles Lakers (1) (30, 15–15) 1 0 1 1.0
Los Angeles Lakers (1) (31, 16–15) 1 0 1 1.0
Los Angeles Lakers (1) (32, 17–15) 1 0 1 1.0
Los Angeles Lakers (1) (7, 5–2) 1 0 1 1.0
Los Angeles Lakers (1) (8, 5–3) 1 0 1 1.0
Los Angeles Lakers (1) (9, 5–4) 1 0 1 1.0
Los Angeles Lakers (2) (11, 5–6) 1 0 1 1.0
Los Angeles Lakers (2) (13, 5–8) 1 0 1 1.0
Los Angeles Lakers (2) (15, 6–9) 1 0 1 1.0
Los Angeles Lakers (2) (26, 13–13) 1 0 1 1.0
Los Angeles Lakers (2) (28, 14–14) 1 0 1 1.0
Los Angeles Lakers (3) (24, 11–13) 1 0 1 1.0
Los Angeles Lakers (3) (27, 14–13) 1 0 1 1.0
Milwaukee Bucks (1) (1, 1–0) 1 0 1 1.0
Milwaukee Bucks (1) (2, 1–1) 1 0 1 1.0
Minneapolis Lakers (1) (2, 2–0) 1 0 1 1.0
Minneapolis Lakers (1) (4, 4–0) 1 0 1 1.0
Minneapolis Lakers (1) (5, 5–0) 1 0 1 1.0
Minneapolis Lakers (2) (1, 1–0) 1 0 1 1.0
Minneapolis Lakers (2) (3, 3–0) 1 0 1 1.0
Minneapolis Lakers (2) (6, 5–1) 1 0 1 1.0
Oklahoma City Thunder (1) (5, 2–3) 1 0 1 1.0
Oklahoma City Thunder (2) (4, 1–3) 1 0 1 1.0
Phoenix Suns (1) (2, 0–2) 1 0 1 1.0
Phoenix Suns (2) (3, 0–3) 1 0 1 1.0
Phoenix Suns (3) (1, 0–1) 1 0 1 1.0
Portland Trail Blazers (1) (3, 1–2) 1 0 1 1.0
Portland Trail Blazers (3) (1, 1–0) 1 0 1 1.0
Portland Trail Blazers (3) (2, 1–1) 1 0 1 1.0
Rochester Royals (2) (1, 1–0) 1 0 1 1.0
San Antonio Spurs (1) (1, 1–0) 1 0 1 1.0
San Antonio Spurs (1) (2, 2–0) 1 0 1 1.0
San Antonio Spurs (1) (6, 5–1) 1 0 1 1.0
San Antonio Spurs (2) (3, 3–0) 1 0 1 1.0
San Antonio Spurs (2) (5, 4–1) 1 0 1 1.0
San Antonio Spurs (3) (4, 4–0) 1 0 1 1.0
San Francisco Warriors (1) (4, 2–2) 1 0 1 1.0
San Francisco Warriors (1) (5, 2–3) 1 0 1 1.0
Seattle SuperSonics (1) (2, 1–1) 1 0 1 1.0
Seattle SuperSonics (1) (3, 1–2) 1 0 1 1.0
Seattle SuperSonics (4) (1, 0–1) 1 0 1 1.0
St. Louis Hawks (1) (1, 0–1) 1 0 1 1.0
St. Louis Hawks (1) (2, 1–1) 1 0 1 1.0
St. Louis Hawks (1) (3, 1–2) 1 0 1 1.0
St. Louis Hawks (1) (4, 1–3) 1 0 1 1.0
Utah Jazz (1) (1, 0–1) 1 0 1 1.0
Utah Jazz (1) (2, 0–2) 1 0 1 1.0
Pat Riley 0 7 7 0.0
Phil Jackson 0 7 7 0.0
Gregg Popovich 0 6 6 0.0
John Kundla 0 6 6 0.0
Steve Kerr 0 6 6 0.0
Fred Schaus 0 4 4 0.0
Alex Hannum 0 3 3 0.0
Bill Sharman 0 3 3 0.0
Butch van Breda Kolff 0 2 2 0.0
Charles Eckman 0 2 2 0.0
Jerry Sloan 0 2 2 0.0
Larry Costello 0 2 2 0.0
Lenny Wilkens 0 2 2 0.0
Rick Adelman 0 2 2 0.0
Rudy Tomjanovich 0 2 2 0.0
Al Attles 0 1 1 0.0
Avery Johnson 0 1 1 0.0
Bill Fitch 0 1 1 0.0
Buddy Jeannette 0 1 1 0.0
Del Harris 0 1 1 0.0
Ed Macauley 0 1 1 0.0
Frank Vogel 0 1 1 0.0
George Karl 0 1 1 0.0
Harold Olsen 0 1 1 0.0
Jack Ramsay 0 1 1 0.0
Jason Kidd 0 1 1 0.0
Joe Mullaney 0 1 1 0.0
John MacLeod 0 1 1 0.0
Les Harrison 0 1 1 0.0
Mark Daigneault 0 1 1 0.0
Michael Malone 0 1 1 0.0
Mike Dunleavy 0 1 1 0.0
Monty Williams 0 1 1 0.0
Paul Seymour 0 1 1 0.0
Paul Westhead 0 1 1 0.0
Paul Westphal 0 1 1 0.0
Rick Carlisle 0 1 1 0.0
Scott Brooks 0 1 1 0.0

Championships by Decade

Decade Titles
1940 3
1950 10
1960 10
1970 10
1980 10
1990 10
2000 10
2010 10
2020 6

East vs West Titles by Decade

champ_conf Decade East West
  1940 0 0
  1950 0 0
  1960 0 0
  1970 0 0
  1980 0 0
  1990 0 0
  2000 0 0
  2010 0 0
  2020 0 0

Descriptive Statistics

Count (Franchises) Total Titles Mean Titles/Franchise Median Titles/Franchise Max Titles (Franchise) Min Titles (Franchise)
117 79 0.68 1.0 1 0

Visuals

Bar chart of top franchises by number of NBA titles
Titles by Franchise (Top 12)

The bar chart shows the most decorated franchises. It highlights how a few teams account for a large share of all championships.

Line chart of NBA championships per decade
Championships by Decade

Titles are distributed relatively evenly by decade, with peaks reflecting league expansion eras and dynastic runs.

Line chart comparing East vs West titles by decade
East vs West Titles by Decade (Champion’s Conference)

The conference comparison reveals alternating periods of dominance, with shifts aligning to dynasty cycles in each conference.

Recommendations

  1. Dynasty timelines: Add an appendix visual mapping multi-year runs (e.g., Celtics, Lakers, Bulls, Warriors) to contextualize dominance streaks.
  2. Opponent strength: Enrich the dataset with regular-season win percentages or Elo ratings to compare champion difficulty over time.
  3. Market & roster context: Join salary cap and payroll data to analyze spending efficiency per title.
  4. Parity index: Compute a Herfindahl index of titles by decade to quantify parity and its evolution.
  5. Interactive version: Build a filterable web chart by franchise, decade, and conference for deeper fan engagement.

Limitations

  • Early-era franchise moves and name changes introduce ambiguity; this report consolidates legacies under modern names.
  • Conference inference for historical teams may be incomplete; blank cells indicate uncertain mapping.
  • Series results and Finals MVPs may be missing for some seasons depending on the original CSV coverage.

Source: List_of_NBA_champions_2.csv • Refreshed: August 28, 2025

 

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