Cranz is a German surname. Notable people with the surname include:
August Friedrich Cranz (1737–1801), German writer Christl Cranz (1914–2004), German skier Cynthia Cranz (born 1969), American voice actress Friedrich-Carl Cranz (1886–1941), General of the Wehrmacht during World War II Galen Cranz, professor of architecture at the University of California, Berkeley Rudolf Cranz (1918–1941), German skier