Seaver is a surname, and may refer to:
Benjamin Seaver (1795–1856), American politician from Massachusetts; mayor of Boston 1852–53 Blanche Seaver (1891–1994), American philanthropist and musician Ebenezer Seaver (1763–1844), American politician from Massachusetts; U.S. representative 1803–1813 Edwin Seaver (1900–1987), American publisher, writer, editor, critic Frank Seaver (1883–1964), American lawyer, Navy officer, oil executive, philanthropist Fred Jay Seaver (1877–1970), American mycologist Jay Webber Seaver (1855–1915), American physician and pioneer of anthropometry Kirsten Seaver (1934-) Norwegian-American historian Kristjan Seaver (1898–1941), Estonian Communist politician Michael Seaver (born 1967), Irish musician and dance critic Robert Chauncey Seaver (fl. 1907), American amateur tennis player Thomas O. Seaver (1833–1912), American army officer during the American Civil War; recipient of the Medal of Honor Tom Seaver (1944–2020), American baseball pitcher
See also Siever, surname