Nam-Suk Mun is a South Korean voice actress born on October 17, 1976. She is primarily known for her extensive work in dubbing foreign animated series and films into Korean, providing voices for a wide range of characters across numerous anime and animated productions.

Her career encompasses a variety of prominent roles in anime. She voiced the title character in the Korean dub of the critically and commercially successful 3D CGI film Stand By Me Doraemon. In the science fiction series Project Blue Earth SOS, she lent her voice to the character Margaret Steamson. She is also recognized for her role as Tsugumi Shibata, the young daughter of a journalist investigating the supernatural happenings in the first season of the horror anime Hell Girl. Her work in the mecha anime genre includes a role in Gunparade Orchestra, where she voiced the character Momoka Kudou.

Beyond these titles, Mun Nam-suk has built an extensive filmography through recurring work on long-running and popular series. She has a significant association with the Inazuma Eleven GO franchise, providing the Korean voice for the main protagonist, Tenma Matsukaze, across multiple television seasons and films. She has also taken on multiple roles within a single series, such as in Hayate the Combat Butler, where she voiced characters including Sakuya Aizawa and Taiga Ōkouchi. Her other anime credits include roles in School Rumble as Tae Anegasaki, xxxHOLiC as Himawari Kunogi, Mermaid Melody: Pichi Pichi Pitch as Coco and Michal Amagi, and Tsubasa: RESERVoir CHRoNiCLE as Masayoshi Saitou.

In addition to Japanese anime, her work extends to other animated media. She voiced Princess Peach in the Korean dub of the 2023 animated film The Super Mario Bros. Movie. Her contributions to the Pokémon franchise are also notable; she has provided Korean voices for various characters in the Pokémon anime, including Max in Pokémon the Series: Ruby and Sapphire, Celebi in Pokémon-Zoroark: Master of Illusions, and Verity in Pokémon the Movie: I Choose You!. She also voiced the Pokémon Wobbuffet in the Korean version of the video game Super Smash Bros. Brawl.