| Full Name | Oh Ha Young |
| Stage Name | Hayoung |
| Native Name | 오하영 |
| Birthday | July 19, 1996 |
| Age | 28 years and 11 months old |
| Zodiac Sign | Cancer |
| Birthplace | Seoul, South Korea |
| Height | 5’7″ (169 cm) |
| Weight | 114.6 lbs (52 kg) |
| Blood Type | B |
| MBTI | INFP |
| Education | School of Performing Arts Seoul |
| Languages | Korean |
| Groups | Apink (2011-present) Apink Y.O.S (2018-present) FE:VERSE (2023) |
| Social Media | Instagram: [@_ohhayoung_] YouTube: [@ohhabbang] Twitter (X): [@Apinkohy] |