Medfield may refer to:
- Medfield, Massachusetts, a town
- Medfield (CDP), Massachusetts, census-designated place comprising the town center
- Medfield, Baltimore, Maryland, a neighborhood
- Medfield College, a fictional university that appears in several films by The Walt Disney Company
- The Medfield codename for Intel Atom system-on-a-chip packages (see: Mobile Internet device#Medfield platform (2011)).