|— Gymnast —|
|Country represented||South Korea|
|Born||December 13, 1992|
|Hometown||Ulsan, South Korea|
|Discipline||Women's artistic gymnastics|
|Head coach(es)||Kim Yoon-gi|
|Assistant coach(es)||Seo Jung-soo|
|Revised Romanization||Jo Hyeon-ju|
Jo Hyun-joo is a South Korean artistic gymnast. She has represented her country at the 2008 Beijing Olympics as well as various World Championships throughout 2007 to 2010.
At the 2008 Olympic Games, she fell on the uneven bars and balance beam during the Qualification round. At the 2010 World Gymnastics Championships in Rotterdam, Netherlands, Jo became the first female gymnast from the Republic of Korea to qualify to an event final. She finished 6th on vault there.