David Robinson led the NBA in Blocks in 1990-91 with 11.
David Robinson shares the top spot with David Robinson.
| Rk | Player | Team | Date | Value |
|---|---|---|---|---|
| 1 | David Robinson | SAN | 1991-01-12 | 11 |
| 2 | David Robinson | SAN | 1990-12-28 | 11 |
| 3 | Hakeem Olajuwon | HOU | 1990-12-20 | 11 |
| 4 | Shawn Kemp | SEA | 1991-01-18 | 10 |
| 5 | David Robinson | SAN | 1991-01-10 | 10 |
| 6 | Manute Bol | PHL | 1991-02-14 | 10 |
| 7 | Benoit Benjamin | LAC | 1991-02-15 | 9 |
| 8 | David Robinson | SAN | 1991-04-21 | 9 |
| 9 | Hakeem Olajuwon | HOU | 1991-04-21 | 9 |
| 10 | Manute Bol | PHL | 1991-04-18 | 9 |
| 11 | Sam Bowie | NJN | 1990-12-01 | 9 |
| 12 | Hakeem Olajuwon | HOU | 1991-03-15 | 9 |
| 13 | Duane Causwell | SAC | 1991-04-18 | 9 |
| 14 | Patrick Ewing | NYK | 1991-01-23 | 9 |
| 15 | David Robinson | SAN | 1991-04-25 | 8 |