Anders Oscar Ahlgren (12 February 1888 – 27 December 1976) was a Swedish Greco-Roman wrestler.

[4] At the 1912 Summer Olympics, Ahlgren won the silver medal in the light heavyweight class.

In a remarkable final, he wrestled for nine hours against Ivar Böhling, before the bout was declared a draw.

[5] Ahlgren was coached by Iivari Tuomisto, a Finnish heavyweight wrestler.

[1][2] Besides wrestling Ahlgren was involved in the production of canned food and co-owned a mink farm.