Seaver is a surname, and may refer to:
- Benjamin Seaver (1795âÂÂ1856), American politician from Massachusetts; mayor of Boston 1852âÂÂ53
- Blanche Seaver (1891âÂÂ1994), American philanthropist and musician
- Ebenezer Seaver (1763âÂÂ1844), American politician from Massachusetts; U.S. representative 1803âÂÂ1813
- Edwin Seaver (1900âÂÂ1987), American publisher, writer, editor, critic
- Frank Seaver (1883âÂÂ1964), American lawyer, Navy officer, oil executive, philanthropist
- Fred Jay Seaver (1877âÂÂ1970), American mycologist
- Jay Webber Seaver (1855âÂÂ1915), American physician and pioneer of anthropometry
- Kirsten Seaver (1934-) Norwegian-American historian
- Kristjan Seaver (1898âÂÂ1941), Estonian Communist politician
- Michael Seaver (born 1967), Irish musician and dance critic
- Robert Chauncey Seaver (fl. 1907), American amateur tennis player
- Thomas O. Seaver (1833âÂÂ1912), American army officer during the American Civil War; recipient of the Medal of Honor
- Tom Seaver (1944âÂÂ2020), American baseball pitcher
See also