Adrianna Costa (born Adrianna Michelle Heber on June 26, 1981) is an American television personality best known as an entertainment reporter and a reality show host. She currently hosts FOX network show On the Lot.

After gaining experience as a Host/Correspondent on "E!, Good Day LA, MSNBC, CNBC, FOX, Access Hollywood, Show Biz Tonight, and many others. CNN caught wind of Adrianna Costa. They immediately offered her a 3-year contract as "Entertainment Anchor", on CNN's Headline News. Considered to be the "MOST" prestigious job in Hollywood Reporting, Costa has quickly become the most reliable source for Hollywood News in the World. Days after graduating with a BA in Broadcast Journalism (minoring in Film Studies), from the University of Boulder Colorado she landed a highly sought after job on "Access Hollywood". Six months later she was at E! covering the Red Carpets of the "Oscar's, Emmy's, and Golden Globes". Having interviewed everyone in Hollywood from Bruce Willis to Lindsay Lohan, E! realized the breakout star Adrianna was becoming. They gave her the lead in their new Hot Show, "The 20 Hippest Hott Spot's". She appears at least 6 hours a day, five days a week as the Anchor on CNN's Headline News. She has made stars of a few of Hollywood's Gossip Kings like Tom O'Neil from "Entertainment Weekly" and Perez Hilton from "PerezHilton.com". The "Atlanta Peach" just named her one of the Most Eligible Bachelors of the year. She is well written about for all recent charity work, hosting events like "Elton Johns Aids Foundation" and the "Alfred Mann Foundation".