Mi-Suk Jeong is a prominent South Korean voice actress born on December 25, 1962. She began her career in the voice acting industry in 1984 after joining the Seoul-based Korean Broadcasting System (KBS) as part of its 19th voice acting division class. Over several decades, she has become widely recognized for her extensive work dubbing numerous anime series and films into Korean.

Jeong has lent her voice to a vast array of iconic characters in Korean-dubbed anime. In the fantasy series Fairy Musketeers, she voiced the character Snow White, and in the magical girl series Nurse Angel Ririka SOS, she took on the lead role of Ririka Moriya, who transforms into Nurse Angel. She also voiced the protagonist Sheeta in the Studio Ghibli film Castle in the Sky and provided the voice for Kei Amemiya in the film Jin-Roh: The Wolf Brigade. Her versatility is further showcased in her role as the troublemaking elementary schooler Miu Matsuoka in Strawberry Marshmallow.

Her career includes several high-profile roles in globally popular franchises. Jeong is particularly well-known as the long-time Korean voice of Nami, the navigator of the Straw Hat Pirates, in the long-running series One Piece, including its early movies. She also voiced Ritsuko Akagi, the head scientist at NERV, in the film Evangelion: 3.0+1.0: Thrice Upon A Time. In the comedy series Sgt. Frog (Keroro Gunsō), she played the role of Natsumi Hinata, and she voiced the energetic Red Bomb in Bomberman Bidaman Bakugaiden.

Beyond these specific roles, Jeong's filmography is extensive. She has voiced Rin Tohsaka in Fate/stay night, Faye Valentine in Cowboy Bebop and its movie, and Hikaru Shidou in the SBS broadcast of Magic Knight Rayearth. Her work also includes starring roles as Kagome Higurashi in Inuyasha, Nana Komatsu in NANA, Sekai Saionji in School Days, and Misha in Pita-Ten. She has also been a prominent voice in the Digimon franchise, taking on roles such as Taichi Yagami (Shin Tae-Il) in Digimon Adventure and Miyako Inoue (Hong Yeji) in Digimon Adventure 02.

In addition to her anime work, Mi-Suk Jeong has had a prolific career dubbing Western animation and live-action films into Korean. Her voice can be heard as Petty in Pororo the Little Penguin, Cure Black in Futari wa Pretty Cure, and various characters from Disney and other major studios, such as Dory in the Finding Nemo films, Mulan in Mulan, and Anastasia in Anastasia. She has also provided the Korean voices for characters in live-action films, often dubbing for actresses like Kirsten Dunst in films such as Interview with the Vampire and Jumanji, as well as for Natalie Portman in Léon: The Professional.