Johan Cornelius "Snövit" Richthoff (30 April 1898 – 1 October 1983) was a Swedish wrestler.

He competed in the freestyle heavyweight division at the 1924, 1928 and 1932 Summer Olympics and won gold medals in 1928 and 1932; he shared fourth place in 1924.

[1][2] Richthoff was born to a fisherman in a family of six, and trained in football and athletics before changing to wrestling.

Besides his Olympic medals, he won the European titles in light-heavyweight freestyle in 1929 and 1930, and in Greco-Roman wrestling in 1930.

After the 1932 Olympics he wrestled professionally in the United States, and won 92 bouts out of 100, drawing 8 and losing none.