Simon de Wit (24 August 1912 – 2 March 1976) was a Dutch rower and the chief executive of the supermarket chain Simon de Wit.

[1] His father, Maarten de Wit, represented the Netherlands at the 1928 Summer Olympics in sailing.

[2] De Wit competed at the 1936 Summer Olympics in Berlin with the men's coxed four where they came fourth.

The same team also competed as a coxed four, with Gerard Hallie as coxswain, and they were eliminated in round one.

[3][4] Four of the five coxed four members remained together and won silver at the 1937 European Rowing Championships in Amsterdam.