Frobenius is a surname. Notable people with the surname include:
Ferdinand Georg Frobenius (1849–1917), mathematicianFrobenius algebraFrobenius endomorphismFrobenius inner productFrobenius normFrobenius methodFrobenius groupFrobenius theorem (differential topology)Georg Ludwig Frobenius (1566–1645), German publisherJohannes Frobenius (1460–1527), publisher and printer in BaselHieronymus Frobenius (1501–1563), publisher and printer in Basel, son of JohannesAmbrosius Frobenius (1537–1602), publisher and printer in Basel, son of HieronymusLeo Frobenius (1873–1938), ethnographerNikolaj Frobenius (born 1965), Norwegian writer and screenwriterAugust Sigmund Frobenius (died 1741), German chemist