Vanessa Doofenshmirtz, sometimes affectionately called "Nessa", is the daughter of Heinz and Charlene Doofenshmirtz. She is a 16-17 years old girl who's Drusselsteinian-American. She's 5'8" (1.73 m). Her birthday is June 15th.Vanessa is sharp, wise, cautious, and sarcastic. Her behavior is comparable to that of a typical teenager. She cares about her reputation, having been upset when her clothes were mistakenly switched with Candace's.