Rob Oudkerk  Robert Herman (Rob) Oudkerk (born 20 March 1955 in Amsterdam) is a Dutch politician and general practitioner. Oudkerk was born in Amsterdam. He was the son of a Jewish butcher and a nurse. His grandfather was David Cohen, who was President of the Jewish Council during World War II. He has served as a member of the Dutch House of Representatives for the Dutch Labour Party and as alderman of education in Amsterdam. During his time as a local politician in Amsterdam, he was beset by scandals, like that he frequented a streetwalking zone for drug-addicted prostitutes, and admitted some cocaine use. These scandals eventually forced him to step down.