Giovonnie Lavette Samuels (born November 10, 1985) is an American actress best known for her role as Nia Moseby in The Suite Life of Zack & Cody and for being a series regular on All That (where she replaced Christy Knowings in 2002 and was replaced by Kianna Underwood in 2005).
Samuels was born in San Diego, California. She began appearing on All That during 2001, quickly becoming one of the most regularly featured actresses on the show, alongside Jamie Lynn Spears and others. Samuels also appeared in episodes of That's So Raven as Raven's cousin, Betty Jane. She also appeared on Boston Public.
Samuels does voiceover work for Bill Cosby's animated show, Fatherhood, on Nick at Nite. In 2006, she appeared in the movie Bring It On: All or Nothing, the third Bring It On movie. She has also appeared an as extra in Raven-Symoné's "Backflip" video and in the 2007 film Freedom Writers. In addition, Samuels has appeared in the movie Christmas At Water's Edge. In July 2007, she began appearing as a recurring character on The Suite Life of Zack & Cody as Nia Moseby, niece of Marion Moseby (Samuels was the replacement of Ashley Tisdale, who was absent due to filming High School Musical 2).