Martinus Cornelis Koeman (26 July 1938 – 18 December 2013) was a Dutch footballer who played as a centre-back.

Koeman played professional football with KFC of Koog aan de Zaan from 1955 to 1960, Blauw-Wit Amsterdam from 1960 to 1963, GVAV/Groningen[2] from 1963 to 1973 and SC Heerenveen until his retirement.

He was selected regularly for the Netherlands national team but only played one match, against Austria on 12 April 1964.

On 18 December 2013, at the age 75, Martin Koeman died from heart failure after falling ill a few days earlier.

This biographical article related to association football in the Netherlands, about a defender, is a stub.