| Oscar Andrén | |
| Fullname: | Oscar Fredrik Andrén |
| Nationality: | Swedish |
| Weight Class: | Featherweight / Bantamweight |
| Club: | Djurgårdens IF, Stockholm |
| Birth Date: | 7 November 1899 |
| Birth Place: | Stockholm, Stockholm Municipality, Sweden |
| Death Place: | Stockholm, Stockholm Municipality, Sweden |
Oscar Fredrik Andrén (7 November 1899 - 11 September 1981) was a Swedish boxer who competed in the 1924 Summer Olympics. In 1924 he finished fourth in the bantamweight class after losing the bronze medal bout to Jean Ces.[1]
Andrén represented Djurgårdens IF.[1]