Edwin may refer to:
- People
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- Anglo-Saxon Edwins and Eadwines
- Edwin (died 632 or 633), King of Northumbria and Christian saint
- Edwin, son of Edward the Elder (died 933)
- Eadwine of Sussex (died 982), King of Sussex
- Eadwine of Abingdon (died 990), Abbot of Abingdon
- Edwin, Earl of Mercia (died 1071), brother-in-law of Harold Godwinson (Harold II)
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- More recent Edwins
- Edwin Starr, (January 21, 1942 – April 2, 2003) was an American soul music singer. Starr is most famous for his Norman Whitfield produced singles of the 1970s, most notably the number one hit 'War'.
- Edwin (musician), Canadian musician
- Edwin Eugene Aldrin, better known as Buzz Aldrin, American astronaut
- Edwin Howard Armstrong American inventor
- Edwin Booth, Shakespearean actor
- Edwin Cassiani, Colombian boxer
- Edwin Centeno, Peruvian race walker
- Edwin L. Elwood (1847-1907), American soldier
- Edwin Haslam (born 1932), a physical organic chemist and an author of books on polyphenols
- Edwin N. Hubbell, American politician
- Edwin Hubble, American astronomer for whom the Hubble Telescope is named
- Isiah Edwin Leopold, known as Ed Wynn, 20th century American comic
- Edwin McCain, Musician
- Edwin Meese, American Attorney General
- Edwin Mosquera, Colombian weightlifter
- Edwin Orozco, Colombian road cyclist
- Edwin van der Sar, Dutch football (soccer) goalkeeper
- Edwin Vurens, Dutch football (soccer) player
- Edwin Wijeyeratne, Sri Lankan cabinet minister
- Edwin Moses, Athlete
- Fictional people
- Edwin, a doctor who turns out to be a psychopathic killer in the 2010 film Predators
- Edwin the Old, mythical Swedish king
- Edwin Jarvis, fictional Marvel Comics supporting character
- Edwin Odesseiron, fictional wizard in the game Baldur's Gate
- Other uses
- Edwin, California, community in Amador County
- 1046 Edwin, asteroid discovered by George Van Biesbroeck and named after his son
- Eadwine Psalter, 12th century English illuminated manuscript, named after its scribe
- Edwin (clothing), Japanese garment brand
- Edwin (ship), 15-ton schooner wrecked near Cape Hawke, New South Wales, Australia, in late June 1816
- EDWin, electronics design for Windows
- Edwin, an Emacs-like editor built into MIT/GNU Scheme