Martinus "Martien" Houtkooper (27 October 1891 – 16 April 1961) was a Dutch male footballer. He was part of the Netherlands national football team, playing 1 match on 31 August 1919. He was also part of the Dutch national team at the 1912 Summer Olympics, but did not get the bronze medal because he did not play.
|Full name||Martinus Houtkooper|
|Date of birth||27 October 1891|
|Place of birth||Callantsoog|
|Date of death||16 April 1961 69)(aged|
|Place of death||Haarlem|
|* Senior club appearances and goals counted for the domestic league only|
- List of Dutch international footballers
- "Totaal Interlands" [Total Interlands] (in Dutch). voetbalstats.nl. Retrieved 30 April 2016.