A regular "Today" show fill-in host, Hall has recently interviewed Hugh Jackman and Mariah Carey. She is also the anchor of MSNBC's "NewsNation." She joined MSNBC in 2007.
She is the host of Investigation Discovery's "Deadline: Crime with Tamron Hall" and TLC's "Sister Wives."
"Today" executive producer Don Nash said Hall brings "wit, enthusiasm and a keen sensibility" to the team.
The third hour of NBC's "Today" airs at 9 a.m. Eastern.