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

Isaiah, Kourtney and Elijah. They posed for a photo on the court with his dad, Florian Hartenstein, and mom Theresa Hartenstein, along with his, sister Jasmine Hartenstein. The Thunder gave the 26 ...

Isaiah Hartenstein has a new postgame tradition. During his late-night car rides home, stretched out in the back seat of his Escalade, he rings his fellow center, Mitchell Robinson, who hasn’t ...