Charles Friedel (French: [ʃaʁl fʁidɛl]; 12 March 1832 – 20 April 1899) was a French chemist and mineralogist.

A native of Strasbourg, France, he was a student of Louis Pasteur at the Sorbonne.

In 1876, he became a professor of chemistry and mineralogy at the Sorbonne.

Friedel developed the Friedel-Crafts alkylation and acylation reactions with James Crafts in 1877,[2][3] and attempted to make synthetic diamonds.

His son Georges Friedel (1865–1933) also became a renowned mineralogist.