Frobenius can be
- Ferdinand Georg Frobenius (1849–1917), mathematician
- Frobenius algebra
- Frobenius endomorphism
- Frobenius inner product
- Frobenius norm
- Frobenius method
- Frobenius group
- Frobenius theorem (differential topology)
- Frobenius Orgelbyggeri, Danish organ building firm
- Georg Ludwig Frobenius (1566–1645), German publisher
- Johannes Frobenius (1460–1527), publisher and printer in Basel
- Hieronymus Frobenius (1501–1563), publisher and printer in Basel, son of Johannes
- Ambrosius Frobenius (1537–1602), publisher and printer in Basel, son of Hieronymus
- Leo Frobenius (1873–1938), ethnographer
- Nikolaj Frobenius (b. 1965), Norwegian writer and screenwriter
- August Sigmund Frobenius (–1741), German chemist