Frankie Jonas is 9.
Jonas Brothers little Brother Name Is Frainkie and he is 9 years old
The Jonas Brother's parents are Denise and Kevin (Sr.) Jonas.
The youngest in the band is Nick but they have a younger brother named Frankie who is 7 years old.
Kevin Jonas was 18 years old when they started the Jonas Brother band.
NICK JONAS AND HIS8 YR OLD BROTHER ARE HAPPY 2 LET 8 YR OLD BROTHER IN2 THE JONAS BROTHERS
The oldest brother of the Jonas Brothers is Kevin Jonas
Franklin Nathaniel "Frankie" Jonas. He is ten years old and his birthday is 9/28/00.
He is Joe,Kevin and Nick Jonas' youngest brother.
The Jonas Brothers- and their little brother Frankie- are all real brothers
The Jonas Brothers biggest fan is their little brother Frankie. The bounus Jonas!
the Jonas brothers have a mother and a father and a younger brother.
Joe Jonas is the oldest of the four brothers