Rhea may refer to:
People
- Rhea (name), list of people with this name
Mythology
- Rhea (mythology), a Titan in Greek mythology
- Rhea Silvia, in Roman mythology the mother of the twins Romulus and Remus
- Rhea (mother of Aventinus), mother of Aventinus by Hercules
- Rhea or Riadh, Celtic mythological hero
Science and technology
- Rhea (moon), a moon of Saturn
- 577 Rhea, an asteroid
- Rhea (bird), flightless South American bird
- Green ramie or rhea, a bast fibre plant
- Rhea (pipeline), a set of scripts in R for the analysis of microbial profiles
Places
- Rhea County, Tennessee
- Rhea Springs, Tennessee, a defunct town
- Île de Ré or Rhea, an island in France
Music
- Rhea, a 1908 opera by Spyridon Samaras
- Rhea, a 1988 composition for 12 saxophones by Francisco Guerrero Marín
- "Rhea", a song on the 1997 album Did Tomorrow Come... by Polish heavy metal band Sirrah
- Rheia (album), a 2016 album by Belgian band Oathbreaker
Ships
- USS Rhea (AMc-58), a coastal minesweeper launched in 1941
- USS Rhea (AMS-52), a minesweeper launched in 1942
See also
- Rhea County Courthouse, historic building in Tennessee, US
- Rhea–McEntire House, an historic mansion in Alabama, US
- Rea (disambiguation)