- Source of Wealth: Music, Film, Theater
- Age: 41
- Birth Place: Columbus, Georgia
- Marital Status: Married (Reina Capodici)
- Full Name: Justin Eldrin Bell
- Nationality: American
- Date of Birth: October 28, 1978
- Ethnicity: African-American, Italian, Irish, English
- Occupation: Singer, Musician, Actor, Producer, Host
- Education: Central Bucks High School East
- Children: 1 (Asher Orion, William Neko Bell)
Guarini was born in 1978 in Columbus, Georgia. Simon Cowell had praised his singing talent on the show and he was also invited as a guest on The Oprah Winfrey Show. He was the first runner up, missing out on the title to Kelly Clarkson that season. He had cut a record with RCA records and 19 Management of American Idol. In 2003, Justin’s album debuted, along with his movie From Justin to Kelly, where he acted with Clarkson. In 2005, he cut his second album Stranger Things Have Happened through his own recording label, Justice Entertainment.
Justin Guarini has been on television through his work in Regis and Kelly, Run of the House, Vh1’s Top 20 Countdown and TV Guide Network. He has been a spokesperson for the Support Music Education group from 2004 onwards and has performed and delivered speeches in events to promote music. He has made his fortune mostly through his work in the music and television industry.
In 2011, when he had gone for the opening of The American Idol Experience in Disneyland, Hollywood, he confirmed his upcoming wedding to Reina Capodici. They have a son together, who was born in April 2011. They got married in September 2011.