De Morgan is a surname, and may refer to:
- Augustus De Morgan (1806–1871), mathematician and logician.
- William De Morgan (1839–1917), designer, potter, ceramics-worker (tilist), novelist, and son of Augustus de Morgan
- Evelyn De Morgan (1855–1919), an English pre-Raphaelite painter and wife of William de Morgan.
- Jacques de Morgan (1857–1924), archaeologist
|This page lists people with the surname De Morgan. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.|