[1] in August 1986, Ryström won the Nordic Championship over 72 holes in Hvide Klit, Denmark.

Later that year he represented Sweden at the Eisenhower Trophy in Caracas, Venezuela, finishing 4th with his team and 9th individually.

He tied for second in the 1992 Monte Carlo Open together with Mark McNulty, two strokes behind Ian Woosnam.

[3] Challenge Tour playoff record (2–0) *Note: The 1987 Martini Cup was shortened to 36 holes due to fog.

European Tour playoff record (0–1) Note: Ryström only played in The Open Championship.