Julia Gu is a Chinese-American voice actor known for her work in English dubs of anime and video games. She was born on May 16, 1989, in Laguna Beach, California. Her career encompasses a range of roles in various series, with some of her most recognized work including the character Kirara in the popular video game Genshin Impact.

Gu's filmography features several prominent anime titles. In the Love Live! Superstar!! series, she voices the character Keke Tang. She is also the voice of Latifa in Seirei Gensouki - Spirit Chronicles and Mouria in Fantasy Bishōjo Juniku Ojisan to. Additional anime roles include Shelly Wong in Battle Athletes Victory ReSTART!, I-Pin in the Reborn! series and its special Here Comes a Vongola Family-Style School Trip!, Ruriko in the 1969 film Flying Phantom Ship for its 2022 English dub, and Naomi Takagi in PuraOre! Pride of Orange.

Beyond anime, her voice can be heard in video games. In addition to her notable role as Kirara in Genshin Impact, she provided the voice for Hong Jing in Wo Long: Fallen Dynasty. Her work also extends to live-action dubbing, with credits including the TV series Ultraman Z and High School Return of a Gangster, as well as the film Sakra. Gu is multilingual, speaking English, Japanese, and Mandarin Chinese.