Coster is a Dutch occupational surname. Notable people with the surname include:

  • Anne Vallayer-Coster (1744–1818), French painter
  • Arnold Coster (born 1976), Dutch mountaineers
  • Charles Coster (1837–1888), American soldier and public official
  • Charles De Coster (1827–1879), Belgian novelist
  • Dick Coster (born 1946), Dutch sailor, father of Sven and Kalle Coster
  • Dirk Coster (1889–1950), Dutch physicist
  • Coster–Kronig transition named after him
  • Elizabeth Coster (born 1982), New Zealand swimmer
  • Francis Coster (1532–1619), Flemish Jesuit theologian
  • Henry Arnold Coster (c1840-1917), prominent American included in Ward McAllister's "Four Hundred"
  • Herman Coster (1865–1899), Dutch lawyer and soldier
  • Howard Coster (1885–1959), British photographer
  • Janet Coster, English operatic mezzo-soprano
  • John Gerard Coster (1762–1844), Dutch-American merchant
  • John Coster (1838–1886), New Zealand politician
  • Kalle Coster (born 1982), Dutch sailor, son of Dick Coster
  • Keith Coster (1920–2012), South African army officer
  • Laurens Janszoon Coster (c. 1370–c. 1440), Dutch printer
  • Moses Elias Coster (c.1791–1848), Dutch diamond cutter
  • Nick Coster (born 1985), Dutch footballer
  • Nicolas Coster (1934–2023), British-born American actor
  • Ritchie Coster (born 1967), English actor
  • Salomon Coster (c. 1620–1659), Dutch clockmaker
  • Samuel Coster (1579–1665), Dutch playwright
  • Stan Coster (1930–1997), Australian country musician
  • Sven Coster (born 1978), Dutch sailor, son of Dick Coster
  • Tom Coster (born 1941), American musician, father of Tommy
  • Tommy Coster (born 1966), American Grammy Award winning composer/producer and Jazz Pianist
  • Tracy Coster (born 1966), Australian country music singer
  • Willem Jacobszoon Coster (1590–1640), Dutch Governor of Ceylon

;Coster-Waldau

  • Nikolaj Coster-Waldau (born 1970), Danish actor
  • Nukaaka Coster-Waldau (born 1971), Greenlandic singer, actress, and model

See also

  • Koster (surname)
  • De Coster