Niki Yang
Actress · Writer · Voice actress
Known for
Television audiences already know Niki Yang, a South Korean actress placed by viewers long before her name is. Feature work has come alongside the series credits. 'Adventure Time' is the series audiences place her in, as BMO / Lady Rainicorn. 'Gravity Falls' sits alongside the series work. She is 41 years old.
Niki Yang
Actress · Writer · Voice actress
Television audiences already know Niki Yang, a South Korean actress placed by viewers long before her name is. Feature work has come alongside the series credits. 'Adventure Time' is the series audiences place her in, as BMO / Lady Rainicorn. 'Gravity Falls' sits alongside the series work. She is 41 years old.
TV Shows (11 titles)
Writer
Plays BMO / Lady Rainicorn (voice)
Adventure Time
2010
Director
Plays BMO (voice)
Adventure Time: Side Quests
2026
Plays Candy Chiu (voice)
Gravity Falls
2012
Director
Plays Batilda (voice)
Summer Camp Island
2018
Plays Additional Voices (voice)
Adventure Time: Fionna and Cake
2023
Plays Mom / Additional Voices (voice)
We Bare Bears
2015
Plays BMO / Football / Additional Voices (voice)
Adventure Time: Distant Lands
2020
Plays Soo Yun the Ghost (voice)
Animaniacs
2020
Plays Michiko (voice)
TripTank
2014
Director
Plays Baby Rabbit (voice)
Random! Cartoons
2008
Plays Sylvia (voice)
We Baby Bears
2022
Full Filmography 13
Adventure Time: Side Quests
BMO (voice) · 20 episodes
2026–
Adventure Time: Fionna and Cake
Additional Voices (voice)
2023–
We Baby Bears
Sylvia (voice)
2022Season 1
Animaniacs
Soo Yun the Ghost (voice)
2021Season 2
Animaniacs
Soo Yun the Ghost (voice)
2020Season 1
Adventure Time: Distant Lands
BMO / Football / Additional Voices (voice) · 4 episodes
2020–
We Bare Bears
Mom / Additional Voices (voice)
2018Season 4
Summer Camp Island
Batilda (voice)
2018–
We Bare Bears
Mom / Additional Voices (voice)
2017Season 3
Frequently Asked Questions
How old is Niki Yang and where are they from?
Niki Yang is 41 years old, born on June 8, 1985 in Seoul, South Korea.
What are the most famous roles of Niki Yang?
Niki Yang is best known for roles in One Crazy Summer: A Look Back at Gravity Falls, Two Witch Sisters, Adventure Time: Fun with Finn and Jake.
How many movies has Niki Yang been in?
Over a 18-year career (since 2008), Niki Yang has appeared in 2 movies and 11 TV shows.
What is Niki Yang's most recent movie or series?
Niki Yang's most recent release is Adventure Time: Side Quests, which premiered on June 29, 2026.
What TV shows has Niki Yang appeared in?
On television, Niki Yang has appeared in Gravity Falls, Adventure Time, We Bare Bears, Animaniacs.
Niki Yang
1985-06-08 · Seoul, South Korea
Niki Hyun Yang (born in Seoul, South Korea as Hyun Jeong Yang; Korean: 양현정; RR: Yang Hyeonjeong, June 8, 1985) is a South Korean animator, writer, storyboard artist, and voice actress. After graduating from Hongik University and then CalArts, she became one of the storyboard artists of Family Guy before moving to Frederator Studios. She is best known for voicing BMO and Lady Rainicorn on the Cartoon Network series Adventure Time.