Jan Viktor Olsson (18 March 1944 – 18 May 2023) was a Swedish professional footballer who played as a midfielder.

He represented GAIS, VfB Stuttgart, and Örgryte IS during a club career that spanned between 1965 and 1977.

A full international between 1967 and 1973, he won 22 caps and scored one goal for the Sweden national team and played at the 1970 FIFA World Cup.

Olsson played for Gais before he became a professional with VfB Stuttgart in 1969.

[citation needed] In the 1970 FIFA World Cup Olsson played the first two matches against Italy, where he marked the Italian forward Gigi Riva with tenacity and vigor, and Israel.