Keltie Colleen Knight (born January 28, 1982) is a three-time Emmy Award-winning Canadian television personality, author, and producer. She is best known as the co-host of E! News and E! From the Red Carpet, as well as the co-creator of the LadyGang podcast. Knight is also the creator and executive producer of the CBS primetime musical game show Superfan.

Knight began her career as a professional dancer, performing as a Radio City Rockette for six seasons. She was a member of the New Jersey Nets and New York Knicks dance teams and appeared as a specialist dancer in the films Enchanted (2007) and Footloose (2011).^{[citation needed]}

In 2012, Knight joined The Insider as a correspondent, later becoming a weekend co-host. In 2017, she transitioned to Entertainment Tonight as a correspondent and fill-in anchor.

In 2022, Knight was named chief correspondent for the revival of E! News and was promoted to co-host in March 2024. Following the program's final television broadcast on September 25, 2025, Knight continued to lead the brand's transition into a digital-first platform. She has anchored major live events including the Grammy Awards Red Carpet Live and the Thanksgiving Day Parade on CBS. In 2024, she served as a host of the Miss USA 2024 pageant alongside Garcelle Beauvais.

In 2015, Knight co-founded LadyGang with Becca Tobin and Jac Vanek. The podcast has surpassed 300 million downloads and was adapted into a television series on E!. Knight is the creator and executive producer of the CBS series Superfan, which premiered on August 9, 2023.

Knight has used her platform to advocate for women's health transparency following her diagnosis of microcytic anemia. In 2024, she documented her decision to undergo a total hysterectomy to address chronic health issues. Her 2026 book, The F*ck Them Theory, explores these themes of self-advocacy and agency.

In 2013, Knight married Chris Knight, general manager of Roc Nation. The couple renewed their wedding vows in December 2019.