Nan Astley is a fictional character from the popular British television series Coronation Street. She is known for her strong personality and often provides comic relief in various storylines. Nan is portrayed as a loving grandmother who is deeply involved in her family's lives. In the show, Nan Astley often shares her wisdom and life experiences, which resonate with both younger and older characters. Her interactions highlight themes of family, love, and the challenges of everyday life, making her a relatable figure for viewers.