Kath Day-Knight is a fictional character from the Australian television series Kath & Kim. She is portrayed by actress Magda Szubanski and is known for her humorous and often outrageous personality. Kath is a middle-aged woman who is enthusiastic about life, fashion, and her family, particularly her daughter, Kim Craig. The show, which aired from 2002 to 2007, focuses on the comedic interactions between Kath and Kim, highlighting their unique mother-daughter relationship. Kath's character is often depicted as a loving but somewhat naive mother, navigating the challenges of suburban life in Australia.