Nate Thurmond had the most Blocks in a game in 1974-75 with 12.
That is 2 more blocks than second-place Harvey Catchings.
| Rk | Player | Team | Date | Blocks |
|---|---|---|---|---|
| 1 | NT Nate Thurmond![]() | CHI | 1974-10-18 | 12 |
| 2 | HC Harvey Catchings![]() | PHL | 1975-03-21 | 10 |
| 3 | ES Elmore Smith![]() | LAL | 1975-03-16 | 10 |
| 4 | ES Elmore Smith![]() | LAL | 1974-12-01 | 9 |
| 5 | BW Bill Walton![]() | POR | 1974-10-22 | 9 |
| 6 | GJ George Johnson![]() | GOS | 1975-04-24 | 8 |
| 7 | CR Clifford Ray![]() | GOS | 1974-12-20 | 8 |
| 8 | ES Elmore Smith![]() | LAL | 1975-03-09 | 8 |
| 9 | NT Nate Thurmond![]() | CHI | 1974-12-03 | 8 |
| 10 | KA Kareem Abdul-Jabbar![]() | MIL | 1975-03-08 | 7 |
| 11 | TB Tom Burleson![]() | SEA | 1975-04-24 | 7 |
| 12 | EH Elvin Hayes![]() | WAS | 1974-11-20 | 7 |
| 13 | SH Spencer Haywood![]() | SEA | 1974-11-13 | 7 |
| 14 | BM Bob McAdoo![]() | BUF | 1975-01-12 | 7 |
| 15 | ES Elmore Smith![]() | LAL | 1974-12-06 | 7 |