Eric's girlfriend on the show is named Donna; she is feminist with red hair. She is portrayed as manly, and the friends often joke about her masculinity. She doesn't wear makeup, dresses different from the other girls, and also takes karate. The stereotype about feminists being manly and ugly definitely is shown in Donna. She is played as a supporting role throughout the series, although she has a great influence on her boyfriend's life.
Eric's mother, Kitty, who works as a nurse, often is cooking in the kitchen and drunk. Red, her husband, frequently makes jokes about her drinking. Kitty is known for also being over emotional, with menopause. Kitty represents the role of a house wife, playing a double role of a career as a nurse and a mother. Kitty supports the main character, Eric, by mothering him.
Laurie, Eric's sister, plays a young blonde that is known for her sex life. She always is shown wearing low cut tops, and asking her father for cash. Being a "daddy's girl" Laurie gets cash, then buys booze with it. Laurie plays a gold digging sex object on the show.
The character of Jackie isn't much different than Laurie, Jackie too is known for wanting money from men. Jackie is a teenage girl, who is always primping and flirting. She is known for being too lazy to get a job and work.