Kourtney Kellar Hartenstein is the wife of Oklahoma City Thunder Star Isaiah Hartenstein. They have been married since 2023.

Isaiah Hartenstein and his wife, Kourtney Kellar, received a warm welcome from the Thunder when they arrived in Oklahoma City with their newborn son. The 7-foot-1 center — who signed a reported ...

Isaiah Hartenstein and Kourtney Kellar welcomed their first child together in May 2024 Jacklyn Krol is a contributing writer at PEOPLE. She has been working at PEOPLE since 2022. She also has ...

Kourtney Kellar is savoring every moment of the Knicks’ playoff run. In a video posted on TikTok last week, the model and ring girl — who is engaged to Knicks star Isaiah Hartenstein — can ...

Isaiah Hartenstein has not made his debut for the OKC Thunder since joining them in free agency. Hartenstein's wife Kourtney Kellar attended her first Thunder game on Sunday against the Golden ...

Isaiah Hartenstein and his wife Kourtney Kellar Hartenstein have shared the news of their forthcoming '7-foot baby', as they chose to caption it, via TikTok. Excited about this new chapter ...

Isaiah Hartenstein is making big moves these days ... Hartenstein’s wife, Kourtney Kellar, shared a heartfelt farewell to the Big Apple on Instagram over the summer, posting a photo of herself ...

German basketball fans are getting their hopes up about the possibility of a second countryman winning an NBA title. Isaiah ...

Kourtney Kellar, the wife of Oklahoma City Thunder big man Isaiah Hartenstein, hyped up Julius Randle's wife Kendra Randle's gameday fit in a reunion of ex-Knicks WAGs. Kourtney's husband ...