Catt Sadler (born in Martinsville, Indiana, U.S.) is a television personality on E! Entertainment Television as a correspondent and co-anchor for "E! News Weekend" and formerly The Daily Ten. The Los Angeles Times named Catt Sadler one of the top 10 up-and-coming broadcasters in entertainment.
Sadler first appeared in the movie Hoosiers at the age of 11. After graduating from Indiana University, she began to work as an entertainment reporter at KBWB/KNTV in San Francisco, California. In 2001, Sadler began co-hosting the Indiana Lottery's Hoosier Millionaire. She was also the Indiana Pacers' official emcee for the 2003-04 NBA season. Sadler has also appeared on other television shows such as General Hospital and Night Shift.

Sadler was hired by Fox 59 News in Indianapolis before finishing college hosting the weekly segment “Youth Matters.” After working in local news for about a year, she moved to California advance her career.

After appearing as an extra in a few VH1 spoofs in Hollywood, Sadler got her first broadcasting job as an entertainment reporter in San Francisco in 1997 at KBWB for the WB20 News at 10. In 2001, she married her college boyfriend, Kyle Boyd, and they had their first son. The family moved back to Indiana where she resumed her on-air career at Fox 59. She also hosted the Indiana Lottery’s Hoosier Millionaire show and served as the official emcee for the Indiana Pacers. In 2005, Sadler gave birth to her second son. Sadler and her family returned to Los Angeles in 2006 when she was named host of The Daily 10 on E! alongside Sal Masekela and Debbie Matenopoulos.

Sadler continued acting in L.A. She played herself in Judd Apatow's Knocked Up, and appeared on General Hospital and Night Shift. She also starred in the Red Jumpsuit Apparatus music video, “You Better Pray”, playing the dancing librarian.

In 2010 Sadler joined the new one-hour E! News show with Ryan Seacrest and Giuliana Rancic. She also serves as host of several E! Live from the Red Carpet events, covering the Academy Awards, Golden Globes, Emmys, and more.