Tinsley Randolph Mortimer is an American socialite and television personality. She is known for starring in the reality television series High Society and The Real Housewives of New York City.

The Real Housewives of New York City, abbreviated RHONY, is an American reality television series that premiered on Bravo on March 4, 2008. Developed as the second installment of The Real Housewives franchise, it has aired fourteen seasons and focuses on the personal and professional lives of several women residing in New York City.