List of superlative Academy Award winners and nominees Best Actor in a Supporting Role Best Actor in a Supporting Role

| Superlative | Actor | Record_Set | Year_ | Notes |
|---|---|---|---|---|
| Most Awards | Walter Brennan | 3 awards | 1940 | Awards resulted from 4 nominations. |
| Most Nominations | Walter Brennan | 4 nominations | 1941 | Nominations resulted in 3 awards. |
| Most Nominations | Claude Rains | 4 nominations | 1946 | Nominations resulted in no awards. |
| Most Nominations | Arthur Kennedy | 4 nominations | 1958 | Nominations resulted in no awards. |
| Most Nominations | Jack Nicholson | 4 nominations | 1992 | Nominations resulted in 1 award. |
| Oldest Winner | Christopher Plummer | 82 years old | 2011 | Beginners |
| Oldest Nominee | Hal Holbrook | 82 years old | 2007 | Into the Wild |
| Youngest Winner | Timothy Hutton | 20 years old | 1980 | Ordinary People |
| Youngest Nominee | Justin Henry | 8 years old | 1979 | Kramer vs. Kramer |