Katelyn Ernst

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Katelyn Ernst Biography

Personal

Age: 21 years young

Born: Friday 13th of February 2004

Birthplace: Charlotte, North Carolina, United States

Nationality: (American)

Ethnicity: Caucasian

Professions: TikTok Star

Body

Hair color: Brown

Eye color: Brown

Height: 5'4" (or 162 cm)

Weight: 116 lbs (or 53 kg)

Body type: Athletic

Measurements: 30-22-32

Bra/cup size: 30B show conversions

Boobs: Real/Natural

Extra

Instagram follower count: 571k (as of July 2025)

About Katelyn Ernst

TikTok content creator and personality who rose to fame through the use of her katelynernst4 account. She shares trending dance, lip sync, and modeling performances set to popular sounds. She has more than 650,000 followers on the platform. She made her TikTok debut in October of 2021. Her first modeling video is captioned, "Cheesy hoco dress video." In late 2021, she went indoor skydiving at an iFLY location. She has recorded TikToks while sporting a University of Kentucky sweater. In April of 2022, one of her TikTok dances went viral with more than 3 million views.

Has a twin on Babepedia named Julia Ernstt.