Belfield may refer to:
- Belfield, Dublin, a suburban area in Ireland's capital, the location of University College Dublin
- Belfield Park, a football ground in Dublin
- Belfield Estate, home of Charles Willson Peale and members of the Wister family in Philadelphia
- Belfield, Greater Manchester, an area of Rochdale, England
- Belfield, Guyana, a village in the Demerara-Mahaica region of Guyana
- Belfield, New South Wales, a suburb of Sydney, Australia
- Belfield, North Dakota