Jung Man-jae (, born 18 November 1990) is a field hockey player from South Korea, who plays as a forward.
Career
Senior national team
Jung made his senior international debut in 2011.
In 2014, Jung won a bronze medal at the Asian Games in Incheon.
Throughout his career he has medalled with the national team on numerous occasions, winning gold at the 2013 and 2022 editions of the Asian Cup in Ipoh and Jakarta, respectively, as well as the 2021 Asian Champions Trophy in Dhaka. He also won bronze at the 2018–19 FIH Series Finals in Le Touquet. In addition, he won gold at the 2019 Sultan Azlan Shah Cup, as well as bronze at the 2013 and 2014 editions.
In 2023, Jung was named to the national team for the FIH World Cup in Bhubaneswar and Rourkela, as well as the Asian Games in Hangzhou.