Most blocks in a single men's college basketball postseason since 2009-10
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Jeff Withey leads with 31 blocks in the 2011-12 NCAA tournament, first of 11,470 postseasons since 2009-10.
| # | Player and seasons | Value |
|---|---|---|
 Jeff Withey (2011-12 Kansas)2011-12 | 31 | |
 Anthony Davis (2011-12 Kentucky)2011-12 | 29 | |
 Tyler Lydon (2015-16 Syracuse)2015-16 | 20 | |
 Donovan Clingan (2023-24 UConn)2023-24 | 19 | |
 Zach Collins (2016-17 Gonzaga)2016-17 | 18 | |
 Gorgui Dieng (2011-12 Louisville)2011-12 | 17 | |
| Jeff Withey (2012-13 Kansas)2012-13 | 17 | |
 Brice Johnson (2015-16 North Carolina)2015-16 | 16 | |
 Jordan Bell (2016-17 Oregon)2016-17 | 16 | |
 Mamadi Diakite (2018-19 Virginia)2018-19 | 16 | |
 Mark Williams (2021-22 Duke)2021-22 | 16 | |
| John Henson (2010-11 North Carolina)2010-11 | 15 | |
| Gorgui Dieng (2012-13 Louisville)2012-13 | 15 | |
| Brandon Clarke (2018-19 Gonzaga)2018-19 | 15 | |
 Tariq Owens (2018-19 Texas Tech)2018-19 | 14 | |
 KC Ndefo (2021-22 Saint Peter's)2021-22 | 14 | |
 Nathan Mensah (2022-23 San Diego State)2022-23 | 14 | |
 Aday Mara (2025-26 Michigan)2025-26 | 14 | |
 Curtis Kelly (2009-10 Kansas State)2009-10 | 13 | |
| Tyler Zeller (2011-12 North Carolina)2011-12 | 13 | |
 Branden Dawson (2014-15 Michigan State)2014-15 | 13 | |
| Kennedy Meeks (2016-17 North Carolina)2016-17 | 13 | |
| Chet Holmgren (2021-22 Gonzaga)2021-22 | 13 | |
 Carl Hall (2012-13 Wichita State)2012-13 | 12 | |
 DJ Stephens (2012-13 Memphis)2012-13 | 12 |
Method
- The numbers here start in 2009-10, so a record set before then isn't on this board.