Hendrik Jan Maarten "Henk" Bos (17 July 1940 – 12 February 2024) was a Dutch historian of mathematics.

Hendrik Jan Maarten Bos was born in Enschede on 17 July 1940.

[1] Bos was a student of Hans Freudenthal and Jerome Ravetz at Utrecht University and in 1973 wrote a thesis "Differentials, higher order differentials, and the derivative in the Leibnizian calculus" for his doctorate.

[5] Since his retirement he was honorary professor of the history of mathematics at the Faculty of Science at the University of Aarhus.

At his Valedictory Symposium[6] when he retired, Henk spoke on fluid concepts in mathematics in a talk titled "Loose Ends".