Hubert Reeves (born July 13, 1932), CC GOQ is a Canadian astrophysicist and popularizer of science. Reeves was born in Montreal on July 13, 1932, and as a child lived in Léry.

Reeves attended Collège Jean-de-Brébeuf, a prestigious French-language college in Montreal. He obtained a BSc degree in physics from the Université de Montréal in 1953, an MSc degree from McGill University in 1956 with a thesis entitled "Formation of Positronium in Hydrogen and Helium" and a PhD degree at Cornell University in 1960. His PhD thesis was "Thermonuclear Reaction Involving Medium Light Nuclei.