Miss Yvonne is a character from the children's television show Pee-wee's Playhouse, which aired in the late 1980s and early 1990s. She is portrayed by actress Lynne Marie Stewart and is known for her glamorous appearance, often wearing colorful dresses and stylish accessories. Miss Yvonne is depicted as the "most beautiful woman in Puppetland" and frequently interacts with the show's main character, Pee-wee Herman. In the series, Miss Yvonne is characterized by her kind and nurturing personality. She often helps the other characters and participates in various activities within the playhouse. Her role adds a sense of warmth and charm to the whimsical environment of Pee-wee's Playhouse, making her a beloved figure among fans of the show.