Robert Cosby Jr, the 23-year-old son of Real Housewives of Salt Lake City star Mary Cosby, has died. Mary Cosby confirmed the death of her son at his home in Salt Lake City, Utah, with a statement to TMZ. Robert Cosby Jr. (Mary Cosby on Instagram) A cause of death was not revealed by TMZ … Read more
“Real Housewives of Salt Lake City” star Mary Cosby’s son, Robert Cosby Jr., has died. He was 23. A Salt Lake City Police Department spokesperson confirmed to Page Six that Robert was found dead on Monday evening after officers “responded to an overdose call that turned into a death investigation.” A rep for Mary wasn’t … Read more
‘RHOSLC’ Mary Cosby Son Robert Jr. Dead at 23 Published February 25, 2026 10:50 AM PST Robert Cosby Jr. — the son of “The Real Housewives of Salt Lake City” star Mary Cosby — is dead … TMZ has learned. Robert died Monday in Utah … the cause of death is unclear, but police responded … Read more