Bastard is a surname. Notable people with the surname include:
Bastard brothers John (–1770) and William (–1766), British surveyor-architects and civic dignitaries Benjamin Bastard (died 1772), British architect Charles Bastard (1863–1941), South Australian swimming instructor and baths lessee Ebbo Bastard (1910–1949), South African international rugby union player E. W. Bastard (1862–1901), Oxford University and Somerset cricketer Edmund Bastard (politician) (1758–1816), British Tory politician Edmund Pollexfen Bastard (1784–1838), British Tory politician Élisée Bastard (1871–1929), French anarchist Gérald Bastard (born 1950), French physicist John Bastard (Royal Navy officer) ( – 1835), Royal Navy officer and politician John Bastard (cricketer) (1817–1848), Cambridge University and Marylebone Cricket Club cricketer John Pollexfen Bastard (1756–1816), British Tory politician Segar Bastard (1854–1921), English international footballer and referee Thomas Bastard (1565/6–1618), English epigrammatist Thomas Bastard (swimming) (died 1883), father of Charles Bastard Pownoll Bastard Pellew, 2nd Viscount Exmouth (1786–1833), English peer and sailor
See also Bastardstown, County Wexford, Ireland—presumably named after a medieval landholder