Albert Rosenthal (1863–1939) was an American painter, printmaker, writer, and collector from Philadelphia. He studied at the Pennsylvania Academy of Fine Art under his father Max Rosenthal; the Académie Julian, Paris; l'École des Beaux-Arts under Jean Leon Gérôme; and also in Munich. As a prolific artist, he was known for his work as a painter, etcher, and lithographer, leaving behind an impressive body of art that bears his distinctive artist signature.