Clay (family name)
Clay is a family name for the following people:
- Alexander S. Clay (1853–1910), American politician
- Andrew Dice Clay (born 1957), American comedian
- Bill Clay (* 1931), American politician
- Brutus J. Clay (1808–1878), American politician
- Bryan Clay (* 1980), American decathlete
- Cassius Marcellus Clay Jr. , maiden name of Muhammad Ali (1942–2016), American boxer
- Cassius Marcellus Clay (1810–1903), American politician
- Charles Clay (1801-1893), English surgeon
- Christopher Clay (* 1983), Austrian start-up founder and politician (Pirate Party)
- Clement Claiborne Clay (1816–1882), American politician
- Clement Comer Clay (1789–1866), American politician
- Diskin Clay (1938–2014), American classical philologist
- Edward Clay (* 1945), former British diplomat
- Henry Clay (1777-1852), American politician
- James Clay (musician) (1935–1994), American saxophonist and flautist
- James Brown Clay (1817–1864), American politician
- James Franklin Clay (1840–1921), American politician
- Jenny Strauss Clay (* 1942), American classical philologist
- Joe Clay (1938-2016), American rockabilly singer
- Johannes Clay , alternative spelling of the name of Johannes Clajus (1535–1592), German educator, theologian and grammarian
- John Clay (born 1946), English football player
- John Randolph Clay (1808–1885), American diplomat
- Jonny Clay (* 1963), British cyclist
- Joseph Clay (1769–1811), American politician
- Judy Clay (1938-2001), American singer
- Julian Clay (* 1977), American sprinter
- Lucius D. Clay (1898–1978), American general
- Luella Clay Carson (1866–1933), American educator and university president
- Matthew Clay (politician) (1754–1815), American politician
- Matthew Clay (swimmer) (born 1982), British swimmer
- Monica Clay (born 1929), Italian actress
- Nicholas Clay (1946-2000), English actor
- Oliver Clay (* 1987), German basketball player
- Otis Clay (1942-2016), American blues, soul, and rhythm and blues singer
- Ramon Clay (* 1975), American sprinter
- Shirley Clay (1902–1951), American jazz musician
- Sonny Clay (1899–1973), American jazz musician
- William Lacy Clay (* 1956), American politician