| First Name | Justin |
| Middle Name | Eldrin |
| Last Name | Guarini |
| Full Name at Birth | Justin Eldrin Bell Guarini |
| Age | 33 |
| Date of Birth | October 28, 1978 |
| Birthplace | Columbus, GA |
| Height | 6' 1" (185 cm) |
| Build | Athletic |
| Eye Color | Hazel |
| Hair Color | Brown - Dark |
| Star Sign | Scorpio |
| Ethnicity | Multiracial |
| Nationality | American |
| High School | Central Bucks East High School, Doylestown, PA |
| Occupation Category | Musician |
| Claim to Fame | American Idol |
| Music Genre | Pop/Rock |
| Music Style | Adult Contemporary, Teen Pop, Pop Idol, R&B |
| Music Mood | Exuberant, Amiable/Good-Natured, Sensual, Confident, Sentimental, Passionate, Romantic |
Justin Guarini (born Justin Eldrin Bell; October 28, 1978) is an American singer/songwriter and actor who rose to fame in 2002 as the first runner-up on the debut season of the television show American Idol.
Selected Justin Guarini film and TV show credits: