Marie Paul Auguste Charles Fabry ForMemRS[1][2] (French: [maʁi pɔl oɡyst ʃaʁl fabʁi]; 11 June 1867 – 11 December 1945) was a French physicist working on optics.

In 1904, he was appointed Professor of Physics at the University of Marseille, where he spent 16 years.

In 1921, Fabry was appointed Professor of General Physics at the Sorbonne and the first director of the new Institute of Optics.

[8] For his important scientific achievements he received the Rumford Medal from the Royal Society of London in 1918.

In 1929, he received the Prix Jules Janssen, the highest award of the Société astronomique de France, the French astronomical society.