Lee Jung-hyun
- Birthday: 2/7/1980
- Place of birth: Gimje, North Jeolla, South Korea
- Fame for: Acting
- Also known as: 이정현, Hyony, Lee Jeong-hyeon, 李貞賢, 에이바, 李贞贤, イ・ジョンヒョン, Lee Jung Hyun
- Social networks: Instagram , X (Twitter)
Biography
Lee Jung-hyun (born February 7, 1980), also known by her occasional stage name Ava, is a South Korean pop singer and actress.