First Name: Ha Young
Family Name: Oh
Native name: 오하영
Also Known as: Oh Ha Yeong;
Nationality: South Korean
Gender: Female
Born: July 19, 1996
Oh Ha Young, better known by his stage name Hayoung, is a South Korean vocalist under "Plan A Entertainment" and is currently an active member of girl group "A Pink". She is the maknae of the group.