Sikma, Sikkema or Siccama is a West Frisian surname. It originated as a patronymic surname, "son of Sikke".Sikma at the Meertens Institute database of surnames in the Netherlands.Sikke at the Meertens Institute database of given names in the Netherlands. Notable people with the surname include:
Jack Sikma (born 1955), American basketball player, father of Luke Luke Sikma (born 1989), American basketball player, son of Jack
Sikkema Brent Sikkema (1948–2024), American art dealer Ken Sikkema (born 1951), American politician from Michigan T. J. Sikkema (born 1998), American baseball player
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