Rank Player Pos Team(s) played for (years) [c] Total blocks Games played [d] Blocks per game average [e] 1 Hakeem Olajuwon * C Houston Rockets (1984 –2001 ) Toronto Raptors (2001–2002 ) 3,830 1,238 3.09 2 Dikembe Mutombo *C Denver Nuggets (1991 –1996 ) Atlanta Hawks (1996 –2001 ) Philadelphia 76ers (2001 –2002 ) New Jersey Nets (2002–2003 ) New York Knicks (2003–2004 ) Houston Rockets (2004 –2009 ) 3,289 1,196 2.75 3 Kareem Abdul-Jabbar *C Milwaukee Bucks (1969 –1973) [f] Milwaukee Bucks (1973 –1975 ) Los Angeles Lakers (1975 –1989 ) 3,189 1,239 2.57 4 Mark Eaton C Utah Jazz (1982 –1993 ) 3,064 875 3.50 5 Tim Duncan * PF /C San Antonio Spurs (1997 –2016 ) 3,020 1,392 2.17 6 David Robinson *C San Antonio Spurs (1989 –2003 ) 2,954 987 2.99 7 Patrick Ewing *C New York Knicks (1985 –2000 ) Seattle SuperSonics (2000–2001 ) Orlando Magic (2001–2002 ) 2,894 1,183 2.45 8 Shaquille O'Neal *C Orlando Magic (1992 –1996 ) Los Angeles Lakers (1996 –2004 ) Miami Heat (2004 –2008 ) Phoenix Suns (2008 –2009 ) Cleveland Cavaliers (2009–2010 ) Boston Celtics (2010–2011 ) 2,732 1,207 2.26 9 Tree Rollins C Atlanta Hawks (1977 –1988 ) Cleveland Cavaliers (1988 –1990 ) Detroit Pistons (1990–1991 ) Houston Rockets (1991 –1993 ) Orlando Magic (1993 –1995 ) 2,542 1,156 2.20 10 Robert Parish *C Golden State Warriors (1976 –1980 ) Boston Celtics (1980 –1994 ) Charlotte Hornets (1994 –1996 ) Chicago Bulls (1996–1997 ) 2,361 1,611 1.47 11 Alonzo Mourning *C Charlotte Hornets (1992 –1995 ) Miami Heat (1995 –2003 , 2005 –2008 ) New Jersey Nets (2003 –2004 ) 2,356 838 2.81 12 Marcus Camby C Toronto Raptors (1996 –1998 ) New York Knicks (1998 –2002 , 2012–2013 ) Denver Nuggets (2003 –2008 ) Los Angeles Clippers (2008 –2010 ) Portland Trail Blazers (2010 –2012 ) Houston Rockets (2012 ) 2,331 973 2.40 13 Dwight Howard † C Orlando Magic (2004 –2012 ) Los Angeles Lakers (2012–2013 , 2019–2020 , 2021–2022 ) Houston Rockets (2013 –2016 ) Atlanta Hawks (2016–2017 ) Charlotte Hornets (2017–2018 ) Washington Wizards (2018–2019 ) Philadelphia 76ers (2020–2021 ) 2,228 1,242 1.79 14 Ben Wallace *C/PF Washington Bullets/Wizards (1996 –1999 ) Orlando Magic (1999–2000 ) Detroit Pistons (2000 –2006 , 2009 –2012 ) Chicago Bulls (2006 –2008 ) Cleveland Cavaliers (2008 –2009 ) 2,137 1,088 1.96 15 Shawn Bradley C Philadelphia 76ers (1993 –1995 ) New Jersey Nets (1995 –1997 ) Dallas Mavericks (1997 –2005 ) 2,119 832 2.55 16 Manute Bol C Washington Bullets (1985 –1988 , 1994 ) Golden State Warriors (1988 –1990 , 1994–1995 ) Philadelphia 76ers (1990 –1993 , 1994 ) Miami Heat (1993–1994 ) 2,086 624 3.34 17 George T. Johnson C Golden State Warriors (1972–1973) [f] Golden State Warriors (1973 –1977 ) Buffalo Braves (1977 ) New Jersey Nets (1977 –1980 , 1984–1985 ) San Antonio Spurs (1980 –1982 ) Atlanta Hawks (1982–1983 ) Seattle SuperSonics (1985–1986 ) 2,082 848 2.46 18 Kevin Garnett *PF Minnesota Timberwolves (1995 –2007 , 2015 –2016 ) Boston Celtics (2007 –2013 ) Brooklyn Nets (2013 –2015 ) 2,037 1,462 1.39 19 Larry Nance PF Phoenix Suns (1981 –1988 ) Cleveland Cavaliers (1988 –1994 ) 2,027 920 2.20 20 Theo Ratliff C Detroit Pistons (1995 –1997 , 2008 ) Philadelphia 76ers (1997 –2001 , 2008–2009 ) Atlanta Hawks (2001 –2004 ) Portland Trail Blazers (2004 –2006 ) Boston Celtics (2006–2007 ) Minnesota Timberwolves (2007–2008 ) San Antonio Spurs (2009–2010 ) Charlotte Bobcats (2010 ) Los Angeles Lakers (2010–2011 ) 1,968 810 2.43 21 Brook Lopez ^C New Jersey/Brooklyn Nets (2008 –2017 ) Los Angeles Lakers (2017–2018 ) Milwaukee Bucks (2018 –present) 1,946 1,039 1.87 22 Pau Gasol *PF/C Memphis Grizzlies (2001 –2008 ) Los Angeles Lakers (2008 –2014 ) Chicago Bulls (2014 –2016 ) San Antonio Spurs (2016 –2019 ) Milwaukee Bucks (2019 ) 1,941 1,226 1.58 23 Elton Brand PF/C Chicago Bulls (1999 –2001 ) Los Angeles Clippers (2001 –2008 ) Philadelphia 76ers (2008 –2012 , 2016 ) Dallas Mavericks (2012–2013 ) Atlanta Hawks (2013 –2015 ) 1,828 1,058 1.73 24 Jermaine O'Neal C/PF Portland Trail Blazers (1996 –2000 ) Indiana Pacers (2000 –2008 ) Toronto Raptors (2008–2009 ) Miami Heat (2009 –2010 ) Boston Celtics (2010 –2012 ) Phoenix Suns (2012–2013 ) Golden State Warriors (2013–2014 ) 1,820 1,011 1.80 25 Elvin Hayes *PF/C San Diego/Houston Rockets (1968 –1972) [f] Baltimore Bullets (1972–1973) [f] Capital/Washington Bullets (1973 –1981 ) Houston Rockets (1981 –1984 ) 1,771 894 1.98 26 Serge Ibaka † PF Oklahoma City Thunder (2009 –2016 ) Orlando Magic (2016–2017 ) Toronto Raptors (2017 –2020 ) Los Angeles Clippers (2020 –2022 ) Milwaukee Bucks (2022 –2023 ) 1,759 919 1.91 27 Artis Gilmore *C Chicago Bulls (1976 –1982 , 1987 ) San Antonio Spurs (1982 –1987 ) Boston Celtics (1988 ) 1,747 909 1.92 28 Moses Malone *C Buffalo Braves (1976 ) Houston Rockets (1976 –1982 ) Philadelphia 76ers (1982 –1986 , 1993–1994 ) Washington Bullets (1986 –1988 ) Atlanta Hawks (1988 –1991 ) Milwaukee Bucks (1991 –1993 ) San Antonio Spurs (1994–1995 ) 1,733 1,329 1.30 29 Anthony Davis ^PF/C New Orleans Hornets/Pelicans (2012 –2019 ) Los Angeles Lakers (2019 –present) 1,729 748 2.31 30 Josh Smith PF/SF Atlanta Hawks (2004 –2013 ) Detroit Pistons (2013 –2014 ) Houston Rockets (2014–2015 , 2016 ) Los Angeles Clippers (2015–2016 ) New Orleans Pelicans (2017 ) 1,713 894 1.92 31 Kevin McHale *PF Boston Celtics (1980 –1993 ) 1,690 972 1.74 32 Rudy Gobert ^C Utah Jazz (2013 –2022 ) Minnesota Timberwolves (2022 –present) 1,636 771 2.12 33 Vlade Divac *C Los Angeles Lakers (1989 –1996 , 2004–2005 ) Charlotte Hornets (1996 –1998 ) Sacramento Kings (1999 –2004 ) 1,631 1,134 1.44 34 Herb Williams C/PF Indiana Pacers (1981 –1989 ) Dallas Mavericks (1989 –1992 ) New York Knicks (1992 –1996 , 1996 –1999 ) Toronto Raptors (1996 ) 1,605 1,102 1.46 35 Elden Campbell PF/C Los Angeles Lakers (1990 –1999 ) Charlotte Hornets (1999 –2002 ) New Orleans Hornets (2002–2003 ) Seattle SuperSonics (2003 ) Detroit Pistons (2003 –2005 , 2005 ) New Jersey Nets (2005 ) 1,602 1,044 1.53 36 Benoit Benjamin C Los Angeles Clippers (1985 –1991 ) Seattle SuperSonics (1991 –1993 ) Los Angeles Lakers (1993 ) New Jersey Nets (1993 –1995 ) Vancouver Grizzlies (1995 ) Milwaukee Bucks (1995–1996 ) Toronto Raptors (1996 ) Philadelphia 76ers (1998 –1999 ) Cleveland Cavaliers (1999 ) 1,581 807 1.96 37 Samuel Dalembert C Philadelphia 76ers (2001 –2010 ) Sacramento Kings (2010–2011 ) Houston Rockets (2011–2012 ) Milwaukee Bucks (2012–2013 ) Dallas Mavericks (2013–2014 ) New York Knicks (2014 –2015 ) 1,546 886 1.74 38 DeAndre Jordan ^C Los Angeles Clippers (2008 –2018 ) Dallas Mavericks (2018–2019 ) New York Knicks (2019 ) Brooklyn Nets (2019 –2021 ) Los Angeles Lakers (2021–2022 ) Philadelphia 76ers (2022 ) Denver Nuggets (2022 –present) 1,541 1,058 1.46 39 Wayne Cooper C Golden State Warriors (1978 –1980 ) Utah Jazz (1980–1981 ) Dallas Mavericks (1981–1982 ) Portland Trail Blazers (1982 –1984 , 1989 –1992 ) Denver Nuggets (1984 –1989 ) 1,535 984 1.56 40 Caldwell Jones C/PF Philadelphia 76ers (1976 –1982 ) Houston Rockets (1982 –1984 ) Chicago Bulls (1984–1985 ) Portland Trail Blazers (1985 –1989 ) San Antonio Spurs (1989–1990 ) 1,517 1,068 1.42 41 Alton Lister C Milwaukee Bucks (1981 –1986 , 1994 –1995 ) Seattle SuperSonics (1986 –1989 ) Golden State Warriors (1989 –1993 ) Boston Celtics (1995 –1997 ) Portland Trail Blazers (1997–1998 ) 1,473 953 1.55 42 Andrei Kirilenko SF/PF Utah Jazz (2001 –2011 ) Minnesota Timberwolves (2012–2013 ) Brooklyn Nets (2013 –2014 ) 1,461 797 1.83 43 Rasheed Wallace PF/C Washington Bullets (1995–1996 ) Portland Trail Blazers (1996 –2004 ) Atlanta Hawks (2004 ) Detroit Pistons (2004 –2009 ) Boston Celtics (2009–2010 ) New York Knicks (2012–2013 ) 1,460 1,109 1.32 44 Hot Rod Williams C/PF Cleveland Cavaliers (1986 –1995 ) Phoenix Suns (1995 –1998 ) Dallas Mavericks (1999 ) 1,456 887 1.64 45 Mark West C Dallas Mavericks (1983–1984 ) Milwaukee Bucks (1984 ) Cleveland Cavaliers (1984 –1988 , 1996–1997 ) Phoenix Suns (1988 –1994 , 1999–2000 ) Detroit Pistons (1994 –1996 ) Indiana Pacers (1997–1998 ) Atlanta Hawks (1999 ) 1,403 1,090 1.29 46 Erick Dampier C Indiana Pacers (1996–1997 ) Golden State Warriors (1997 –2004 ) Dallas Mavericks (2004 –2010 ) Miami Heat (2010–2011 ) Atlanta Hawks (2012 ) 1,398 987 1.42 47 Clifford Robinson PF/SF Portland Trail Blazers (1989 –1997 ) Phoenix Suns (1997 –2001 ) Detroit Pistons (2001 –2003 ) Golden State Warriors (2003 –2005 ) New Jersey Nets (2005 –2007 ) 1,390 1,380 1.01 48 Terry Tyler SF Detroit Pistons (1978 –1985 ) Sacramento Kings (1985 –1988 ) Dallas Mavericks (1988–1989 ) 1,342 871 1.54 49 Tyson Chandler C Chicago Bulls (2001 –2006 ) New Orleans Hornets (2006 –2009 ) Charlotte Bobcats (2009–2010 ) Dallas Mavericks (2010–2011 , 2014–2015 ) New York Knicks (2011 –2014 ) Phoenix Suns (2015 –2018 ) Los Angeles Lakers (2018–2019 ) Houston Rockets (2019–2020 ) 1,335 1,160 1.15 50 Zydrunas Ilgauskas C Cleveland Cavaliers (1996 –2010 ) Miami Heat (2010–2011 ) 1,327 843 1.57