Ralf Sievers (born 30 October 1961) is a German former professional footballer who played as a midfielder, most notably with Eintracht Frankfurt.

Like his brother Jörg he began his career at Lower Saxon club SV Eddelstorf.

From 1982 until 1991, Sievers played 232 matches in the Bundesliga for Eintracht Frankfurt and FC St.Pauli, scoring ten goals.

With Frankfurt he won the 1987–88 DFB-Pokal on 28 May 1988 and was part of the German olympic team that won the bronze medal at the Summer Olympics in Seoul.

His nickname Colt Sievers derives from The Fall Guy character Colt Seavers.