Jean André Castaigne (January 21, 1861 - 1929) was a Angoulême-born French artist and engraver who was a student of artist Jean-Léon Gérôme. He known as the original illustrator of the first edition of The Phantom of the Opera. He became a leading illustrator in the United States before dying in Paris in 1929.
He created more than 36 pieces of artwork about Alexander the Great for an 1898-1899 series. A version of his illustration The Phalanx Attacking the Center on the Hydaspes was used as the original cover artwork for the wargame Successors (third edition) while a version of his illustration The Charge of the Persian Scythed Chariots at the Battle of Gaugamela was used as the original cover artwork for the wargame Chariots of Fire.