Eugen Adam (22 January 1817, Munich – 6 June 1880) was a German painter.
He specialised on animal, genre, landscape and battle paintings. He had his atelier in Munich, and lived in Milan during the years 1849-1858. In 1859 he became war reporter for the journal Ueber Land und Meer. In 1861 he participated in Swiss campaigns, in 1870 and 1871 in the war between France and Germany.