Rex Harrison won the Tony Awards for Best Leading Actor in a Play in 1949. Rex Harrison won the Academy Awards (Oscars) for Best Actor in 1965 for My Fair Lady. Rex Harrison has won contests in 2 domains.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 1965 | Academy Awards (Oscars) | Best Actor | My Fair Lady | 1 · 2 |
| 1949 | Tony Awards | Best Leading Actor in a Play | 1 · 2 |