Roberto Víctor Gerlein Echeverría (born 18 November 1938) is a Colombian lawyer and politician.
A Conservative party politician, he is the longest-serving and most senior Member of the Senate of Colombia having been first elected in 1974.
During his long political career, he has also served as a Member of the Chamber of Representatives (1968–1974), as the 10th Colombian Minister of Economic Development, and as the 42nd Governor of Atlántico.