D.J. Tanner is the oldest daughter of Danny and Pam Tanner and the oldest sister of Stephanie and Michelle. In the beginning she is ten years old. D.J. is usually the daughter, who is shown as an example for her younger sisters. Although she often argues with them, she is very worried about them. D.J. is a straight-A student and Danny is very proud of it. In the first seasons, she often argues with her father, Jesse or Joey, because she doesn't always follow her limits. At the end she always realize her instructions and apologizes for her inappropriate behaviour. When Jesse and Joey move in with the family Tanner in the first episode, D.J. is forced to share her bedroom with Stephanie. Because she wants more privacy, she can convince her father to need an own room in the fifth season. Then Michelle gives her room D.J. and moves in with Steph. D.J.'s best friend is Kimmy Gibbler, a school friend. They're not similar. During the series, D.J. shows different interests, for example: music, ride a horse or karate. In the fourth season, she becomes an editor-in-chief of the school newspaper at her high school. In the course of growing up, D.J. takes care of seriously topics like puberty and boys. Her first real relationship is Steve Hale. They separate in the eighth season and decide to stay friends. During the last season, D.J. has relationships with the guitarist Viper and the rich Nelson. At the end, Steve accompanies D.J. to the final ball.