Piatt is a surname. Notable people with the surname include:
People Adam Piatt (born 1976), American professional baseball outfielder Abram S. Piatt (1821–1908), Union general in the American Civil War Donn Piatt (1819–1891), American journalist and writer John James Piatt (1835–1917), American poet Sarah Morgan Bryan Piatt (1836–1919), American poet Wiley Piatt (1874–1946), American professional baseball pitcher Wendy Piatt (born 1976), British director
People with middle name A. Piatt Andrew (1873–1936), American economist and politician
Places United States Piatt Township, Pennsylvania Piatt County, Illinois Piatt's Landing, Kentucky Piatt Castles, Logan County, Ohio Piatt Park, Cincinnati, Ohio https://www.monroecountyohio.com/departments/parks_and_recreation/piatt_park.php, Monroe County, Ohio
See also Piat (disambiguation)