Ron Willems (born 20 September 1966 in Vaassen, Gelderland) is a former Dutch footballer.
During his career he played for PEC Zwolle, FC Twente, AFC Ajax, Grasshopper Club Zürich, and Derby County F.C., where he made 26 appearances and scored 2 goals in the Premier League.
Following his retirement, Willems was diagnosed with schizophrenia. His relative Menno Willems was also a professional footballer.