Melissa Crystallene Bailey O'Neil (born July 12, 1988 in Calgary, Alberta) was the winner of the third season of Canadian Idol. She attended Lester B. Pearson High School, and was born and raised in Calgary, Alberta (parents Tim O'Neil and Alison Yeung). O'Neil has worked at a daycare centre, and has been involved in local musical theatre productions. Her mother has been quoted as saying that the singing only really started three years ago. Melissa has one sibling, a younger brother named Colin whom she is very close to.

O'Neil's heritage is Chinese, Irish and French. Her Chinese name (奧詩敏http://www.51.ca/news/show,news,19866.htm,b4917a82b64ab51cd5912224a6505b0c) given to her by her maternal grandfather is pronounced Oh Seemun in Chinese.

A few months after the competition ended, first runner-up Rex Goudie confessed that he and Canadian Idol season three winner Melissa O'Neil had had a "thing" going on since practically the beginning of the competition. In an interview with Canadian Press, Goudie confirmed that they were dating. However, their relationship ended in mid 2007.http://www.ctv.ca/servlet/ArticleNews/story/CTVNews/20071218/CI5_ONeil_Dirty_Dancing_071218/20071221?s_name=idol2007&no_ads=

Melissa O’Neil rose to stardom after she won Canadian Idol season 3 in 2005, becoming the first female Canadian Idol and youngest North American “Idol” winner. This down to earth 18 year old soon after released her self titled debut album, featuring the hit singles “Alive”, “Let it Go” and “Speechless”. Melissa is residing in Toronto, Canada, and was on tour throughout early 2006 with boyfriend and idol runner up Rex Goudie. Her next album is due out late February or early