Charles Patin (23 February 1633 - 10 October 1693) was a French physician and numismatist.
He was the son of Guy Patin, dean of the school of medicine in Paris, and a friend of Jacob Spon.
Trained first by his father, he obtained a law degree and then chose to study medicine.
He became best known for his numismatic work.
He married the moralist author Madeleine Patin: their daughter Gabrielle-Charlotte Patin became a painter and numismatist, and his daughter Charlotte-Catherine Patin became a writer.