Teunis Pieter van Leeuwen (21 March 1943 – 15 June 1971) was a Dutch footballer who played as a goalkeeper for GVAV Groningen and Sparta Rotterdam.

[2] Van Leeuwen was born in Gouda, South Holland, the son of a furniture maker, and grew up in the working-class neighbourhood of Korte Akkeren [nl].

[3] Due to van Dijk's injuries he got more playing time than planned and made his senior debut on 1 May 1960 against DWS at the age of 17, keeping a clean sheet in a 0–0 draw.

[3] Following an injury, van Leeuwen lost his place as number 1 goalkeeper to Pim Doesburg and wanted to leave the club.

[3] The Netherlands lost 4–3 after leading 2–0 with van Leeuwen being criticised for not dealing well with high balls played into the penalty area.

[3] He died at the age of 28 after crashing his car head-on into a truck loaded with concrete pipes on the wrong side of the road in the early morning of 15 June 1971.