Bob Cousy led the NBA in Assists in 1958-59 with 28.
That is 7 more assists than second-place Richie Guerin.
| Rk | Player | Team | Date | Value |
|---|---|---|---|---|
| 1 | Bob Cousy | BOS | 1959-02-27 | 28 |
| 2 | Richie Guerin | NYK | 1958-12-12 | 21 |
| 3 | Bob Cousy | BOS | 1959-04-07 | 19 |
| 4 | Bob Cousy | BOS | 1959-01-18 | 16 |
| 5 | Bob Cousy | BOS | 1959-04-05 | 15 |
| 6 | Dick McGuire | DET | 1959-03-01 | 15 |
| 7 | Bob Cousy | BOS | 1959-03-04 | 15 |
| 8 | Bob Cousy | BOS | 1959-03-18 | 15 |
| 9 | Johnny McCarthy | CIN | 1958-12-12 | 14 |
| 10 | Bob Cousy | BOS | 1958-11-29 | 14 |
| 11 | Dick McGuire | DET | 1958-11-02 | 14 |
| 12 | Slater Martin | STL | 1958-11-27 | 14 |
| 13 | Bob Cousy | BOS | 1958-11-11 | 14 |
| 14 | Bob Cousy | BOS | 1959-01-24 | 13 |
| 15 | Johnny McCarthy | CIN | 1959-02-28 | 13 |