Dirk Bram Tuinzing (2 August 1948 – 11 January 2024) was a Dutch rower.

He competed at the 1972 Summer Olympics in the eight event and finished in ninth place.

[1] Later he became a professor at the Vrije Universiteit Amsterdam and oral and maxillofacial surgeon.

Tuinzing died in Amsterdam on 11 January 2024, at the age of 75.

This biographical article relating to Dutch rowing is a stub.