The following is a list of players who have achieved the most blocks during their WNBA careers.
| ^ | Active WNBA player |
| * | Inducted into the Naismith Memorial Basketball Hall of Fame |
| † | Not yet eligible for Hall of Fame consideration [a] |
| § | 1st time eligible for Hall of Fame in 2025 [1] |
This is a progressive list of block leaders showing how the record increased through the years. [2]
| ^ | Active WNBA player |
| * | Inducted into the Naismith Memorial Basketball Hall of Fame |
| † | Not yet eligible for Hall of Fame consideration [i] |
| ATL | Atlanta Dream | LAS | Los Angeles Sparks | PHO | Phoenix Mercury |
| CHI | Chicago Sky | LVA | Las Vegas Aces | SEA | Seattle Storm |
| CON | Connecticut Sun | MIN | Minnesota Lynx | UTA | Utah Starzz |
| Season | Year-by-year leader | Blocks | Active player leader | Total blocks | Career record | Total blocks | Single-season record | Blocks | Season |
|---|---|---|---|---|---|---|---|---|---|
| 1997 | Elena Baranova UTA | 63 | Elena Baranova UTA | 63 | Elena Baranova UTA | 63 | Elena Baranova UTA | 63 | 1997 |
| 1998 | Margo Dydek UTA | 114 | Lisa Leslie* LAS | 119 | Lisa Leslie* LAS | 119 | Margo Dydek UTA | 114 | 1998 |
| 1999 | 77 | Margo Dydek UTA | 191 | Margo Dydek UTA | 191 | 1999 | |||
| 2000 | 96 | 287 | 287 | 2000 | |||||
| 2001 | 113 | 400 | 400 | 2001 | |||||
| 2002 | 107 | 507 | 507 | 2002 | |||||
| 2003 | 100 | 607 | 607 | 2003 | |||||
| 2004 | Lisa Leslie* LAS | 98 | 655 | 655 | 2004 | ||||
| 2005 | Lisa Leslie* LAS | 71 | 726 | 726 | 2005 | ||||
| Margo Dydek CON | |||||||||
| 2006 | Margo Dydek CON | 85 | 811 | 811 | 2006 | ||||
| 2007 | 66 | 877 | 877 | 2007 | |||||
| 2008 | Lisa Leslie* LAS | 97 | 2008 | ||||||
| 2009 | Tangela Smith PHO | 57 | Lisa Leslie* LAS | 822 | 2009 | ||||
| 2010 | Sylvia Fowles* CHI | 88 | Lauren Jackson* SEA | 568 | 2010 | ||||
| 2011 | 68 | 579 | 2011 | ||||||
| 2012 | Candace Parker † LAS | 76 | 586 | 2012 | |||||
| 2013 | Brittney Griner^ PHO | 81 | Ruth Riley ATL | 505 | 2013 | ||||
| 2014 | 129 | Sylvia Fowles* CHI | 376 | Brittney Griner^ PHO | 129 | 2014 | |||
| 2015 | 105 | 404 | 2015 | ||||||
| 2016 | 107 | 465 | 2016 | ||||||
| 2017 | Sylvia Fowles* MIN | 67 | 532 | 2017 | |||||
| Elizabeth Williams^ ATL | |||||||||
| 2018 | Brittney Griner^ PHO | 87 | Sylvia Fowles* MIN | 574 | 2018 | ||||
| Brittney Griner^ PHO | |||||||||
| 2019 | Jonquel Jones^ CON | 68 | Brittney Griner^ PHO | 636 | 2019 | ||||
| 2020 | A'ja Wilson^ LVA | 44 | 658 | 2020 | |||||
| 2021 | Brittney Griner^ PHO | 58 | 716 | 2021 | |||||
| 2022 | A'ja Wilson^ LVA | 70 | Sylvia Fowles* MIN | 721 | 2022 | ||||
| 2023 | 89 | Brittney Griner^ PHO | 766 | 2023 | |||||
| 2024 | 98 | 812 | 2024 | ||||||
| Season | Year-by-year leader | Blocks | Active player leader | Total blocks | Career record | Total blocks | Single-season record | Blocks | Season |