Deignan is a surname that could refer to:
- Elizabeth Mary "Lizzie" Deignan (born 1988), English cyclist
- Herbert Girton Deignan (1906-1968), American ornithologist
- Kathleen P. Deignan (born 1947), Irish-American theologian, author and singer
- Martina Deignan (late 20th c.), American actress
- Osborn Deignan (1873-1915), American navy sailor and Warrant Officer)
- Philip Deignan (born 1983), Irish cyclist
- Simon Deignan (1922–2006), Gaelic football player
This page lists people with the surname Deignan.
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.
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.