Koekkoek or Koekoek is a Dutch family name. Koekoek means "cuckoo" in Dutch.
The surname may refer to:
Koekkoek family, a dynasty of artists who mostly painted landscapes
Johannes Hermanus Koekkoek (1778–1851), Dutch artist and his four sons:
(1) Barend Cornelis Koekkoek (1803–1862), Dutch landscape artist, husband of painter Elise Thérèse Koekkoek-Daiwaille; they were parents of
(1.1) Adèle Koekkoek (1838–1919)
(1.2) Maria Louise Koekkoek (1840–1910)
(2) Marinus Adrianus Koekkoek the Elder (1807–1868), Dutch artist, father of
Hendrik Pieter Koekkoek (1843–1927)
(3) Johannes Koekkoek (1811–1831), Dutch artist
(4) Hermanus Koekkoek (1815–1882), Dutch artist and his four sons:
(4.1) Hermanus Koekkoek the Younger (1836–1909), Dutch artist, father of
Stephen Robert Koekkoek (1887-1934)
(4.2) Willem Koekkoek (1839–1895), Dutch artist, father of
(4.2.1) Hermanus Willem Koekkoek (1867–1929)
(4.2.2) Marinus Adrianus Koekkoek the Younger (1873–1944)
(4.3) Johannes Hermanus Barend Koekkoek (1840–1912), Dutch artist, father of
Gerard Koekkoek (1871–1956), Dutch painter
(4.4) Hendrik Barend Koekkoek (1849–1909), Dutch artist
Οther
Hendrik Koekoek (1912–1987), Dutch politician
Rike Koekkoek (born 1960), German footballer
Slater Koekkoek (born 1994), Canadian hockey defenceman drafted in the first round of the 2012 NHL Entry Draft by the Tampa Bay Lightning