Seina

Seina may refer to: Seina (kickboxer) (聖愛; born 2001), Japanese professional kickboxer Seina Nakajima (中嶋星奈; born 1997), Japanese curler Seina Saito (齋藤聖奈; born 1992), Japanese rugby union and rugby sevens player Seina Shimabukuro (島袋聖南; born 1987), Japanese model and reality television contestant