There are at least nine artists with the name Paul Kelly:
1) an Australian singer-songwriter
2) an American film and TV composer
3) an American soul singer & songwriter
4) an Irish folk singer and songwriter
5) a member of British bands Birdie and East Village
6) a member of English rock band Northern Uproar
7) an English multi-instrumentalist for The Islanders
8) an American bass player
9) a member of The Martial Arts, BMX Bandits and How to Swim