Barney is a 200 million year old, loveable, huggable T-rex who encourages sharing, imagining, dancing, and learning. Barney springs from a child's imagination and invites children to go and grow as they explore exciting places. The dino-mite instills positive values and good manners for growing children everywhere. Barney is a beloved character who debuted in 1988, educating and entertaining each new generation with fun, music and laughs. Barney the Dinosaur is a purple and green Tyrannosaurus Rex, who comes to life through a child's imagination. He is the main character in Barney and Friends. He is probably best known for his friendly personality and his child loving attitude.

His theme song is the "Barney Is A Dinosaur Song". Another well known song is "I Love You" which has also been parodied by many people. Barney likes most kinds of food, but his main favorites are peanut butter & jelly sandwiches made with pumpernickel bread. According to Barney's Campfire Sing-Along, veggies are also a favorite of his. As of Season 11, Barney has grown to like pistachios as well.