Mottl is a surname. Notable people with the surname include:
Ron Mottl Jr. (born 1962), American Democratic politician Felix Mottl (1856–1911), Austrian conductor and composer Mária Mottl (1906–1980), Hungarian speleologist and vertebrate paleontologist Michael Mottl (born 1968), sailor from Australia Ronald M. Mottl (1934–2023), American lawyer and politician Václav Mottl (1914–1982), Czech sprint canoeist
See also Mott Mottle