Moler is a surname. Notable people with the surname include:
Cleve Moler (1939–2026), American mathematician and computer programmer Janja Moler (1780–1841), Serbian iconographer Janko Mihailović Moler (1792–1853), Serbian priest and artist Kathryn Moler (born 1966), American physicist Petar Nikolajević Moler (1775–1816), Serbian politician
See also Moller Moser (surname)