The Women's National Basketball Association (WNBA) was founded in 1996 and began play in 1997. The WNBA has kept a record of its win–loss statistics since its inception. There are currently 15 teams that play in the WNBA, and there are also six defunct WNBA teams accounted for in the league's win–loss records.

Of the WNBA's eight inaugural teams, four remain active: the Las Vegas Aces, Los Angeles Sparks, New York Liberty, and the Phoenix Mercury. The Las Vegas Aces, Los Angeles Sparks, New York Liberty, and the Phoenix Mercury have all played the most games played in WNBA history, with 1,022. The Toronto Tempo and Portland Fire have each played the least games played in WNBA history, with 40.

As of the 2026 WNBA season, the Golden State Valkyries hold the highest winning percentage among active teams, at 55–33 (). Meanwhile, the Toronto Tempo hold the lowest winning percentage, with a 11–33 () record. When considering defunct franchises, the Houston Comets have the highest winning percentage at 241–149 () and the Portland Fire have the lowest with a 37–59 () record. The Sparks hold the record for most wins (566), while the Wings have the most losses (564).

In regards to playoff win–loss records, as of the 2025 WNBA season, the Minnesota Lynx have the highest winning percentage, with a 53–35 () record. The Golden State Valkyries hold the lowest winning percentage among active franchises, with an 0–2 () record. Meanwhile, the Phoenix Mercury hold the record for most playoff games played (101) while the Minnesota Lynx hold the record for most playoff wins with (53). The Phoenix Mercury also have the most losses (49) in WNBA playoff history. The defunct Portland Fire are the only WNBA franchise to have never qualified for the playoffs, meaning they rank as the team with the fewest playoff games played, wins, and losses (all at 0). Meanwhile, the Charlotte Sting have the lowest all-time playoff win–loss record, at 6–13 (), when considering defunct franchises.

Active franchises Regular season

Rank Team Won Lost First season Notes 1 Golden State Valkyries 88 55 33 2025 2 Minnesota Lynx 964 549 415 1999 3 Los Angeles Sparks 1,022 567 455 1997 4 Connecticut Sun 964 521 443 1999 5 New York Liberty 1,022 535 487 1997 6 Seattle Storm 932 475 457 2000 7 Las Vegas Aces 1,022 516 506 1997 8 Phoenix Mercury 1,022 511 511 1997 9 Atlanta Dream 666 314 352 2008 10 Indiana Fever 932 431 501 2000 11 Washington Mystics 994 441 553 1998 12 Chicago Sky 734 323 411 2006 13 Dallas Wings 994 429 565 1998 14 Portland Fire 44 17 27 2026 15 Toronto Tempo 44 11 33 2026 Records accurate as of the 2026 WNBA season, and gathered from Basketball-Reference.com.

Playoffs

Rank Team Won Lost Last playoffappearance 1 Minnesota Lynx 88 53 35 2026 2 Seattle Storm 69 36 33 2025 3 Dallas Wings 62 33 29 2026 4 Los Angeles Sparks 90 47 43 2020 5 Phoenix Mercury 101 52 49 2025 6 Las Vegas Aces 88 45 43 2026 7 Connecticut Sun 88 44 44 2024 8 Indiana Fever 78 39 39 2026 9 Chicago Sky 42 20 22 2023 10 New York Liberty 91 43 48 2026 11 Atlanta Dream 45 18 27 2026 12 Washington Mystics 52 18 34 2026 13 Golden State Valkyries 2 0 2 2026Records are accurate as of the end of the 2025 WNBA Finalsand gathered from Basketball-Reference.com.

Defunct franchises Regular season Rank Team Won Lost Seasons played 1 Houston Comets 390 241 149 1997–2008 2 Sacramento Monarchs 424 224 200 1997–2009 3 Miami Sol 96 48 48 2000–2002 4 Cleveland Rockers 220 108 112 1997–2003 5 Charlotte Sting 322 143 179 1997–2006 6 Portland Fire 96 37 59 2000–2002Records gathered from Basketball-Reference.com.

Playoffs Rank Team Won Lost Totalappearances 1 Houston Comets 34 20 14 9 (1997–2003, 2005, 2006) 2 Sacramento Monarchs 43 24 19 9 (1999–2001, 2003–2009) 3 Cleveland Rockers 15 6 9 4 (1998, 2000, 2001, 2003) 4 Miami Sol 3 1 2 1 (2001) 5 Charlotte Sting 19 6 13 6 (1997–1999, 2001–2003) 6 Portland Fire 0 0 0 0 (never qualified)Records gathered from Basketball-Reference.com.

See also List of all-time NBA win–loss records List of WNBA playoff series

Notes

References