Raina may refer to:
Raina (Vidhan Sabha constituency) is an assembly constituency in Bardhaman district in the Indian state of West Bengal. The seat is reserved for scheduled castes.
Oh Hye-rin (born May 7, 1989), better known by her stage nameRaina, is a South Korean singer. She is the main vocalist of South Korean girl group After School and also the leader of After School sub-unit Orange Caramel. Raina debuted with the group in November 2009 following the release of the group's second single, " Because of You". She debuted as a solo singer in September 2014 with the single "You End, And Me".