Koeman is a Dutch occupational surname. Though the name translates as "cow man" in modern Dutch, it is a derivative, via Kooman, of Koopman (= merchant).Koeman name origin at the Meertens Institute database of surnames in the Netherlands People with this name include:

Koeman footballing family Martin Koeman (1938–2013), Dutch footballer, father of Erwin and Ronald Erwin Koeman (born 1961), Dutch football player and manager Ronald Koeman (born 1963), Dutch football player and manager Ronald Koeman Jr. (born 1995), Dutch football goalkeeper, son of Ronald

Other people Lieja Koeman (born 1976), Dutch shot putter

References