Julia Fölster is a German voice actress born in Hamburg in 1985. She is primarily known for her work in German dubbing, providing the German voices for numerous characters in Japanese anime series and films.

Fölster has built an extensive portfolio of voice roles across a wide variety of anime genres. Some of her most prominent roles include the protagonist Maomao in the critically acclaimed series The Apothecary Diaries. She is also known for voicing Frederica Rosenfort in 86, Miharu Ayase in Seirei Gensouki - Spirit Chronicles, and the titular character Siesta in The Detective Is Already Dead. Other significant roles include Anna in So I'm a Spider, So What?, Yuna in B: The Beginning, and Honoka Mitsui in The Irregular at Magic High School franchise, including its film, The Girl Who Summons the Stars. Her career also includes earlier roles such as Hiyori Iki in Noragami and Kotori Takatori in Brynhildr in the Darkness.

Her work continues in current and upcoming series, with a role as Brigitte Ghite in the 2025 series Magic Maker: How to Make Magic in Another World. Fölster's extensive body of work has made her a recognizable and established talent in the field of German anime dubbing.