page_title: Ivan Koloff
hierarchical_section_title: Ivan Koloff
caption_attribution_description: Ivan Koloff at Wrestlecade in Winston-Salem, North Carolina in November 2011.
context_page_description: Ivan Koloff was a Canadian professional wrestler, best known for once holding the WWWF World Heavyweight Championship. He was known as "The Russian Bear".
context_section_description: Ivan Koloff (born Oreal Donald Perras; August 25, 1942 – February 18, 2017) was a Canadian professional wrestler, best known for once holding the WWWF World Heavyweight Championship. He was known as "The Russian Bear".
caption: Koloff in November 2011
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