Marcks is a surname. Notable people with the surname include:
Erich Marcks (1891–1944), German general Gerhard Marcks (1889–1981), German sculptor Greg Marcks (born 1976), American director, writer and actor Megan Marcks (born 1972), Australian rower Werner Marcks (1896–1967), German general
See also 10778 Marcks, a main-belt asteroid Marks (disambiguation) Marks (surname) Marx (disambiguation) Marx (surname)