Utter is a surname. Notable people with the surname include:

André Utter (1886–1948), French painter Bror Utter (1913–1993), American painter Charlie Utter (1838–1912), American prospector Dennis Utter (1939–2011), American politician Douglas Max Utter (born 1950), American painter Fred M. Utter (1931–2023), American fisheries scientist and professor George H. Utter (1854–1912), Governor of Rhode Island Harriet Utter (1816–1882), one of the first Euro-Canadian settlers on what became the site of Arkona, Ontario Lauren Utter (born 1985), artist, model, and contestant on Cycle 10 of America's Next Top Model Merton F. Utter (1917–1980), American microbiologist and biochemist Robert F. Utter (1930–2014), American jurist