Youngman is an English-language last name which is derived from Old English geong mann "young man" via Middle English yunge man "young servant" and originally was the rank of a servant in a noble household.
Notable people with the surname include:
Annie Marie Youngman (1860–1919), British painter
Colin Irving Youngman (born 1958), English author
Hennessy Youngman, persona invented and performed by Jayson Musson
Henny Youngman (1906–1998), American comedian and violinist
Henry Youngman (1865–1936), professional baseball player
Jerome T. Youngman (born 1951), American rock singer, songwriter and record producer Joseph Youngman (born 1982), American music producer Kate Youngman (1841–1910), American missionary Nan Youngman (1906–1995), English painter and educationalist Stuart Youngman (born 1965), English former footballer William S. Youngman (1872–1934), American politician