Family, friends, and ideals
Donna resides in the fictional Wisconsin town of Point Place, where she lives with her parents, Midge and Bob Pinciotti. Early in the series, her younger sister Tina appears in one episode but is never seen again, nor do other characters ever mention her after the first season. An older sister, Valerie, is once referred to as being at college but is never mentioned again.

An intelligent, witty teenager with feminist ideals, Donna is outwardly confident and strong, sometimes to the point of coming across as arrogant or self-righteous. She calls upon these personal qualities...