Conditions for inclusion:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes | 
|---|---|---|---|---|---|
| Jefri Bolkiah, Prince Abdul Hakeem |  BRU | 
SHO | Olympics / Other | 1996—2000 | $1 B+ (Vanity Fair 2011) | 
| Karim, Prince Aga Khan |  IRI | 
ALP | Olympics | 1964 | $1 B (Forbes, 2008) | 
| Andre Agassi |  USA | 
TEN | Olympics | 1996 | $175M (The Richest, 2019) | 
| Alexandre Pato |  BRA | 
FBL | Olympics | 2008—2012 | $145M (The Richest, 2019) | 
| Lance Armstrong |  USA | 
CRD | Olympics | 1992—2000 | $125M (The Richest, 2019) | 
| Alfried von Bohlen und Halbach |  GER | 
SAL | Olympics | 1936 | $1B+ (Encyclopedia Brittannica, "early 1960s") | 
| Carlos Boozer |  USA | 
BKB | Olympics | 2004—2008 | $120M (The Richest, 2019) | 
| Chris Bosh |  USA | 
BKB | Olympics | 2008 | $110M (The Richest, 2019) | 
| Avery Brundage |  USA | 
ART/ATH | Olympics / Administrator | 1912—1975 | $250M (Wikipedia, 1960 - inflation corrected) | 
| Kobe Bryant |  USA | 
BKB | Olympics | 2008—2012 | $350M (The Richest, 2019) | 
| Cristiano Ronaldo |  POR | 
FBL | Olympics | 2004 | $450M (The Richest, 2019) | 
| Michel de Carvalho |  GBR | 
LUG | Olympics | 1972—1976 | Multi-millionaire himself, married to Heineken heiress Charlene ($15.9B, Forbes, 2019) | 
| Oscar De La Hoya |  USA | 
BOX | Olympics | 1992 | $200M (The Richest, 2019) | 
| Novak Đoković |  SRB | 
TEN | Olympics / Other | 2008—2020 | $130M (The Richest, 2019) | 
| Tim Duncan |  USA | 
BKB | Olympics | 2004 | $177M (The Richest, 2019) | 
| Kevin Durant |  USA | 
BKB | Olympics | 2012—2020 | $170M (The Richest, 2019) | 
| Mike Evans |  CAN | 
ROW | Olympics | 1984 | $600 million (superyachtfan.com) (August 2021) | 
| Roger Federer |  SUI | 
TEN | Olympics / Other | 2000—2012 | $400M (The Richest, 2019) | 
| George Foreman |  USA | 
BOX | Olympics | 1968 | $250M (The Richest, 2023) | 
| Kevin Garnett |  USA | 
BKB | Olympics | 2000 | $180M (The Richest, 2019) | 
| Wayne Gretzky |  CAN | 
IHO | Olympics | 1998 | $200M (The Richest, 2019) | 
| Albert, Prince Grimaldi |  MON | 
BOB | Olympics / Other / Administrator | 1985—2002 | $1.4B (Forbes, 2008) | 
| Grant Hill |  USA | 
BKB | Olympics | 1996 | $180M (The Richest, 2019) | 
| Dwight Howard |  USA | 
BKB | Olympics | 2008 | $115M (The Richest, 2019) | 
| LeBron James |  USA | 
BKB | Olympics | 2004—2012 | $440M (The Richest, 2019), estimated at > $1B in 2022 | 
| Magic Johnson |  USA | 
BKB | Olympics | 1992 | $600M (The Richest, 2019) | 
| Michael Jordan |  USA | 
BKB | Olympics | 1984—1992 | $1.9B (Forbes, 2019) | 
| Anna Kasprzak |  DEN | 
EDR | Olympics | 2012—2016 | $1.3B (Forbes, 2021) | 
| Agnete Kirk Thinggaard |  DEN | 
EDR | Olympics | 2016 | $8.7B (Forbes, 2021) | 
| Mario Lemieux |  CAN | 
IHO | Olympics | 2002 | $150M (The Richest, 2019) | 
| Sugar Ray Leonard |  USA | 
BOX | Olympics | 1976 | $120M (The Richest, 2019) | 
| Lennox Lewis |  CAN | 
BOX | Olympics / Other | 1984—1988 | $140M (The Richest, 2019) | 
| Floyd Mayweather, Jr. |  USA | 
BOX | Olympics | 1996 | $340M (Forbes, 2016) | 
| Lionel Messi |  ARG | 
FBL | Olympics | 2008 | $400M (The Richest, 2019) | 
| Rafael Nadal |  ESP | 
TEN | Olympics / Other | 2004—2016 | $125M (The Richest, 2019) | 
| Josef Neckermann |  GER FRG | 
EDR | Olympics | 1960—1972 | ca $185 million (€145 million) (1976 per German Wikipedia) | 
| Neymar |  BRA | 
FBL | Olympics | 2012—2016 | $185M (The Richest, 2019) | 
| Dirk Nowitzki |  GER | 
BKB | Olympics / Other | 2008 | $170M (The Richest, 2019) | 
| Shaquille O'Neal |  USA | 
BKB | Olympics | 1996 | $400M (The Richest, 2019) | 
| Hakeem Olajuwon |  USA | 
BKB | Olympics | 1996 | $200M (The Richest, 2019) | 
| Gary Payton |  USA | 
BKB | Olympics | 1996—2000 | $130M (The Richest, 2019) | 
| Ben Pon |  NED | 
SHO | Olympics | 1972 | €290M (Quote 500, 2019) | 
| Pete Sampras |  USA | 
TEN | Olympics | 1992 | $150M (The Richest, 2019) | 
| Mariya Sharapova |  RUS | 
TEN | Olympics / Other | 2012 | $195M (The Richest, 2019) | 
| Ion Țiriac |  ROU | 
IHO | Olympics / Administrator | 1964—2004 | $1.1B (Forbes, 2019) | 
| Dwyane Wade, Jr. |  USA | 
BKB | Olympics | 2004—2008 | $115M (The Richest, 2019) | 
| Russell Westbrook |  USA | 
BKB | Olympics | 2012 | $125M (The Richest, 2019) | 
| Hugh, Duke Westminster |  GBR | 
MBO | Olympics | 1908 | Estimated worth of $1.5B to 2.5B (inflation corrected) at time of death in 1953 | 
| Serena Williams |  USA | 
TEN | Olympics | 2000—2016 | $170M (The Richest, 2019) | 
| Cameron Winklevoss |  USA | 
ROW | Olympics | 2008 | $0.9-1.1B (Forbes, 2018) | 
| Tyler Winklevoss |  USA | 
ROW | Olympics | 2008 | $0.9-1.1B (Forbes, 2018) |