Kaarlo Anton "Kalle" Koskelo (12 April 1888 – 21 December 1953) was a Greco-Roman wrestler from Finland who won the featherweight event at the 1912 Olympics. He then fought in World War I and Finnish Civil War, and in 1919 immigrated to the United States. He settled in Astoria, Oregon, where he became a prominent local businessman.
|Born||12 April 1888|
|Died||21 December 1953 (aged 65)|
Astoria, Oregon, United States
|Height||1.72 m (5 ft 8 in)|
|Weight||60–68 kg (132–150 lb)|
|Club||Kotkan Riento, Kotka|