There are at least four artists named Caroline:
1) A singer-songwriter from Okinawa, Japan.
2) A Finnish rock band.
3) A young Danish pop singer.
4) A French jazz band.

1)
Caroline (Caroline Lufkin) is a singer-songwriter from Okinawa, and the younger sister of Japan-based artist Olivia. She debuted in 2005 under indie label Temporary Residence Ltd. with the single "Where's My Love". Her first album, "Murmurs", was released in March 2006. Caroline's songs combine electronica, pop, and ambient music. Official site: http://www.carolinelufkin.com/


2)
A Finnish rock 'n' roll band founded in Helsinki in the summer of 2005 by the lead singer Tommy Gun. Besides Tommy the band consists of Simo (guitar), Ville (guitar), Samu (bass) and Henkka (drums). Their first mini EP "Stories of My Life" was released in February 2006 and the second "Go and Get Yourself a Gun!" in September 2006. Caroline's third, yet untitled short demo was released in March 2007. http://www.myspace.com/carolinemyspace


3)
A young Danish girl writing pop songs for children. www.caroline-fan.dk.


4)
A French jazz band, composed of Olivier Py (tenor Saxophone), Gilles Coronado (guitar), Sarah Murcia (bass) and Franck Vaillant (drums). Their first album was released on french label Chief Inspector (http://www.chief-inspector.com/). In February 2008, they released Monaco, their second album, on Label Bleu. Their blend of Jazz and independent rock is often compared to Jim Black's Alas No Axis.