- Discovered as a child while singing at a hair salon.
- Performed in his first Broadway show, A Christmas Carol: The Musical, at age 8.
- Signed as a solo act with Columbia Records at age 11.
- Drew inspiration from his struggles with Type 1 diabetes when writing the song "A Little Bit Longer."
- Wears a purity ring symbolizing abstinence until marriage.
- Denise Jonas — Mother
- Kevin Jonas — Brother
- Frankie Jonas — Brother
- Joe Jonas — Brother
- Miley Cyrus — Ex-significant Other
- Olivia Culpo — Significant Other
- Kevin Jonas Sr. — Father
- Selena Gomez — Ex-significant Other
- Delta Goodrem — Ex-significant Other