Park Jeong-ah (; born 26 March 1993) is a South Korean female volleyball player. She is part of the South Korea women's national volleyball team.
Park was appointed as the new captain of the Korean Women's Volleyball National Team since Kim Yeon-koung stepped back.
She went to Namsung Women's Highschool.
In 2009, she made her first senior national team debut in age 16 at 2009 FIVB Volleyball Women's World Grand Champions Cup.
She currently plays for Korean club Gwangju AI Peppers since 2023 after her contract with Gyeongbuk Gimcheon Hi-pass expired.
She participated at the 2016 Summer Olympics, and the 2010 FIVB Volleyball Women's World Championship.
She plays as an Outside Hitter. She played as an Opposite Hitter at the 2018 FIVB Women's Volleyball Nations League. At the 2015 FIVB Volleyball Women's World Cup she played as a Middle Blocker in some matches.
Park participated at the 2020 Summer Olympics which took place in Tokyo, playing an important role, being the twelfth best scorer of the competition with 82 points and a 31.19% rate of efficiency.