Jon Bon Jovi was born in Perth Amboy, New Jersey to Carol and John Francis Bongiovi, Sr. His father was a hairdresser and his mother was a former Playboy Bunny who later became a florist. He has two brothers.
He attended St. Joseph High School, New Jersey. He used to take little interest in studies and spent most of his adolescence dreaming about becoming a big rock star. He started playing at The Power Station, a recording studio owned by his cousin Tony.
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He soon started playing and singing at the clubs and collaborated with the keyboardist David Bryan and bands like: ‘The Rest’ and ‘The Lechers and John Bongiovi and the Wild Ones’. After leaving school, he worked as a Janitor for some time.
Bon Jovi’s is also a blood relative to the late great singer Frank Sinatra, who was Bon Jovi’s great uncle on his father’s side, according to a May 1988 issue of Spin Magazine
Bon Jovi has two brothers, Anthony and Matthew. Bon Jovi has four children, and is married to Dorothea Hurley
Source :
http://www.thefamouspeople.com/profiles/john-francis-bongiovi-jr-1985.php