Martijn Bok (born 8 March 1973) is a retired Dutch tennis player.

Bok has a career high ATP singles ranking of 212 achieved on 22 May 1995.

He also has a career high doubles ranking of 204 achieved on 16 October 1995.

[2] Bok is the current coach of Petra Martić, tennis professional from Croatia.

This biographical article relating to Dutch tennis is a stub.