RHOSLC star Mary Cosby mourns her son Robert Cosby Jr., 23, after a tragic death. Read her tribute and the Bravo community's support.
- March 15, 2026
AceShowbiz - Mary Cosby, star of Real Housewives of Salt Lake City, is grieving the heartbreaking loss of her son, Robert Cosby Jr., who passed away at the age of 23.
The tragic news broke after authorities responded to a Salt Lake City home on Monday following a report of a possible overdose. The situation was subsequently classified as a death investigation, with Narcan administered at the scene in an attempt to revive him.
In the days following the loss, Mary Cosby shared a touching tribute on Instagram. She posted a nostalgic photo of herself alongside her son, accompanied by a remixed version of Cyndi Lauper’s “Time After Time.” In her caption, she expressed her deep sorrow and love, writing, #godfirst #love #forever #?? I'm Going to miss you bubs????.
The post quickly attracted an outpouring of sympathy and support from the Bravo community. Notable figures such as Kandi Burruss and Cynthia Bailey sent condolences, acknowledging the immense pain Cosby is enduring during this difficult time.
In recent months, Robert Jr. had faced significant personal challenges, including legal troubles and a pending divorce, which compounded the difficulties he was experiencing.
As of now, Mary Cosby has not provided any additional information beyond her heartfelt message honoring her son’s memory. The reality star’s fans and the wider Bravo audience continue to send their love and support as she navigates this profound loss.