Nick Jonas was born September 16, 1992. Joe Jonas was born August 15, 1989. Kevin Jonas was born November 5, 1987. At this time, Nick is 17, Joe is 20, and Kevin is 22. If you mean the actual band, i understand they began writing songs together in 2003 and got a label in 2005 or so.
he was 18
the Jonas brothers will never be old they rox and there hotties there are 3 of them triple threat
Kevin Jonas (Older) Nick Jonas (Younger) Frankie Jonas (Younger) Frankie isn't in the Jonas Brothers, he's 10 years old
He was five years old. The same age as me!
he is 44 years old.
I believe Joe Jonas was 16 years old BELIEVE IT OR NOT
he was 18
he was 13 years old when they started the Jonas brothers.
the Jonas brothers will never be old they rox and there hotties there are 3 of them triple threat
He was 14!
He was twenty this august.
he was 11
79
Jonas Brothers little Brother Name Is Frainkie and he is 9 years old
i think he was 13 years old
He was 16 years old.
20 something