Hiya may refer to: Hiya (company), an American caller profile company Hiya (film), a 2016 Korean film Hiya (plant), a genus of ferns in the family Dennstaedtiaceae , an antiquated Japanese term for early rockets, as in bō-hiya See also Hello, a greeting commonly rendered as "Hiya" Hi-YAH!, a movie streaming service showing mostly Asian action films Hi-Yah, a fictional land in the American TV series Adventures with Kanga Roddy Kiai, the short yell uttered by martial artists, commonly rendered in forms such as "Hi-yah!"