Evert Reinhold Emanuel "Västervik" Nilsson (22 October 1894 – 14 February 1973) was a Swedish pentathlete and decathlete who competed at the 1920 and 1924 Summer Olympics.

[3] In 1920 he finished fifth in the decathlon; in the pentathlon he placed tenth, despite not running the 1500 m stage.

Four years later he withdrew from the decathlon and pentathlon competitions after the fourth contest.

[1][4] Nilsson was Swedish champion in the pentathlon (1921–23) and decathlon (1920, 1923, 1925 and 1926) and held national records in both events.

This biographical article relating to Swedish athletics is a stub.