Mary Gibbs Biography: Parents, Age, Height, Net Worth, Movies, TV Shows, YouTube, Spouse

Mary Gibbs Biography: Parents, Age, Height, Net Worth, Movies, TV Shows, YouTube, Spouse

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Mary Jessica Gibbs, also known as Mary Gibbs, is an American voice actress and YouTuber best recognized for voicing the energetic toddler Boo in Pixar’s beloved animated film Monsters, Inc. (2001).

She began her career as a young child and later reprised elements of her voice work in projects like Inside Out.

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After stepping away from acting for a more normal childhood, she has returned to voice roles and built an online presence sharing her life, wellness journey, and reflections on her early Pixar experiences.

Mary Gibbs
Mary Gibbs - Biography
Mary Gibbs: History · Bio · Photo
Wiki Facts & About Data
Real Name: Mary Jessica Gibbs
Stage Name: Mary Gibbs
Born: 5 October 1996 (age 29 years old)
Place of Birth: Pasadena, California, United States
Nationality: American
Parents: Rob Gibbs and Susan Gibbs (née Hollands)
Occupation: Voice Actress and YouTuber
Net Worth: $1 million

Early Life and Education

Mary Gibbs was born on October 5, 1996, in Pasadena, California, to Rob Gibbs, a Pixar story artist and director, and Susan Gibbs (née Hollands). Her father’s work at Pixar provided an early connection to the animation industry.

As a toddler, she was recorded for Monsters, Inc., with her parents helping simulate scenarios for natural reactions.

She grew up in California and dealt with scoliosis as a teenager, undergoing surgery in 2012.

She attended the University of Colorado, studying integrative physiology for several years before pursuing entrepreneurial paths, including wellness and trading.

She did not complete a full traditional college degree. She is of White ethnicity, while her religion is unknown.

Career

Mary Gibbs started her career very young thanks to her father’s role at Pixar. At around age three or four, she provided the voice of Boo in Monsters, Inc. (2001), with recordings captured as she moved around the studio.

Her natural toddler sounds were also used for baby Riley in Inside Out (2015) through archive audio. She voiced Baby Kiara in The Lion King II: Simba’s Pride (1998) and had small roles or archive work in other projects.

After Monsters, Inc., her mother pulled her from the industry to allow a normal childhood. She later returned with occasional voice work and appeared in live-action projects like Tracy (2009).

In recent years, Gibbs has embraced content creation on YouTube with her channel Boo Grown Up, where she vlogs about life, wellness, and her Pixar memories.

She has also taken on new voice roles, such as in audio dramas, and attends fan conventions.

Mary Gibbs continues to engage fans through her online platforms and occasional voice projects.

She is appreciated for her authentic connection to her iconic role as Boo and her openness about personal growth, health, and life beyond childhood fame.

Social Media

  • Instagram Handle: @marymgibbs or @boo_grown_up
  • YouTube Channel: Boo Grown Up

Personal Life

Mary Gibbs leads a relatively private personal life and has not publicly discussed romantic relationships or marriage.

Her content often reflects gratitude for her early experiences and a desire for balance and authenticity.

Filmography

  • The Lion King II: Simba’s Pride (1998)
  • Monsters, Inc. (2001)
  • Tracy (2009)
  • Inside Out (2015)

Net Worth

Mary Gibbs has an estimated net worth of around $1 million. Her earnings stem from her iconic voice role in Monsters, Inc., residual payments, archive audio uses in later Pixar films, and income from her YouTube channel and entrepreneurial activities.


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