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Kourtney Kellar is a model and influencer known for her work with fashion brands and her social media presence.
Kourtney Kellar has modeled for Maxim, leading to her being featured as 'Maxim Influencer of the Week'.
Kellar has worked with brands including Guess.
Kourtney Kellar is part of the 'WAGS in Wags' campaign, a collaboration with the Jeep brand.
Kourtney Kellar was born and raised in Dallas, Texas, the youngest of three children. She attended Henderson State University in Arkansas, graduating in 2014 with a degree in athletic training. Kellar began modeling to finance her education, working with brands such as Dillard’s and Walmart. After moving back to Dallas, she pursued full-time modeling. In 2017, she won the Miss Texas International pageant, which significantly increased her social media following and attracted agencies and brands.
Her career progressed with notable partnerships and appearances. Kellar has modeled for various publications and brands including Maxim, Malvie, Ignite, Guess, and Fashion Nova. She also served as a Boxing Ring Girl for significant matches, including Canelo Álvarez versus Gennady Golovkin II in 2018, and worked as a Rockstar model for Supercross. In 2021, she signed with modeling agencies Lipps LA and Select Miami, leading to her participation in Miami Swim Week and New York Fashion Week. Kellar has garnered a substantial online presence, with hundreds of thousands of followers across Instagram and TikTok, where she shares aspects of her modeling career and personal life.
In her personal life, Kourtney Kellar married NBA player Isaiah Hartenstein in July 2023, and they welcomed their son, Elijah, in May 2024. She frequently uses her social media platforms to document her experiences as an NBA wife, showcasing game-day preparations and courtside support. Kellar continues to be represented by The Rebellion and Select Model Management, demonstrating ongoing engagement in the fashion and influencer industries.
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