Yes! Haven't you seen all the Jonas Brother's shows? Frankie is all of the Jonas Brothers' brother! (:
the youngest Jonas brother is Frankie but out of the band its nick Nick!!!!!!!!!!!!!
Nick Jonas fav brother is Frankie Jonas.Their lil brother.
Kevin Jonas Joe Jonas Frankie Jonas
Frankie Jonas is the bonus Jonas nick, joe, and Kevin's nine year old brother
nick Jonas
Nick Jonas is the youngest in the band of the Jonas brothers but in the family Frankie Jonas is the youngest
Kevin Jonas Joe Jonas Nick Jonas Frankie Jonas
Their youngest brother Frankie Jonas. (otherwise known as frankenstien)
nick Jonas year is 1992
Frankie is the Jonas Brother's little brother.
Nicholas Jerry Jonas
He has 3 little brothers-Joe, Nick, and Frankie Jonas. Joe is 19, Nick is 16, and Frankie is 8.