Robert Krieps (15 October 1922 – 1 August 1990) was a Luxembourgish politician. He served as the President of the Luxembourg Socialist Workers' Party from 1980 until 1985, as well as serving in the Luxembourgish cabinet under both Gaston Thorn and Jacques Santer. Krieps was the son of Ernestine (Ehlinger) and Adolphe Krieps. He was married to Renée Ketter. He was the grandfather of Luxembourgish actress Vicky Krieps. Krieps championed abolition of the death penalty which was accomplished in 1979.