Hans Tetzner

Johannes Cornelis "Hans" Tetzner (9 June 1898 – 17 February 1987) was a Dutch association football defender and medical doctor.

[2] Hans Tetzner had an elder brother Max; they competed alongside both in football and speed skating.

Hans also played tennis, once reaching the semifinals of the Dutch national doubles championships.

He later became a prominent surgeon and served as a doctor for the football club AFC Ajax and for the 1936 Dutch Olympic cycling team.

In the 1960s he was a regular guest at the television show Wie van de Drie?