Zulch or Zülch is a surname. Notable people with the surname include:
Billy Zulch (1886–1924), South African cricketer Tilman Zülch (1939–2023), German activist Richard C. Zulch (1960-), inventor of "a process for the archiving of data from a non-volatile computer memory" (US Patent 5150473, September 22, 1992), foundational to modern backup methods for consumer devices.
See also North Zulch, Texas Johan Zulch de Villiers (1845–1910), South African politician and attorney