Plumb (surname)

The surname Plumb may refer to:
 * Caroline Plumb (born 1978), British businesswoman
 * Dick Plumb (born 1946), English footballer
 * Edward H. Plumb (1907–1958), American film composer
 * Eve Plumb (born 1958), American actress and painter
 * Gwen Plumb (1912–2002), Australian actress
 * Henry Plumb, Baron Plumb (1925–2022), British politician
 * John Plumb (disambiguation), several people
 * Josiah Burr Plumb (1816–1888), Canadian politician
 * Levancia Holcomb Plumb (1841-1923), American bank president
 * Lois Plumb (1924 - 2002), Canadian psychiatrist
 * Preston B. Plumb (1837–1891), American politician
 * Ralph Plumb (1816–1903), American politician
 * Rovana Plumb (born 1960), Romanian politician