There are multiple groups and artists performing under the name 'Elle':

Elle is a Canadian‑born, LA‑based multi‑instrumentalist, singer and songwriter. Songs from her first EP, «Insomnia» charted in the top ten in college radio. Through her Pasadena‑based label, 5 Alarm Music, Desire has already had tracks placed in TV's «Missing», “The Black Donelly’s”, “Friday Night Lights” and “One Life To Live” and she performed numerous times on national TV. In support of her first full‑length album, Desire Rules The World in fall of '07, toured Europe twice, visting Athens, Istanbul, Israel, Croatia, Austria, Italy, Ireland, Sweden, The Netherlands and England. Her songs have been played on radio overseas both in Austria and Croatia. Her second album, «No Small Miracle», is due for release in April '10.

Elle is an Italian band responsible for the following albums:
Sotto L'hotel Eden
Elle
. .. E Se Gli Amanti Mi Sentissero
Rodioelle
Caffe & Cadillacs
Bruciamo Cio' Che Resta
People Are Dancing in the A.M.
All Mine
Bstrong

Another 'Elle':

Elle is a collaboration of two Canadian musicians; Danielle Heykants is a singer/song‑writer and Graham Sharkey is a guitarist, arranger, and producer. Heykants and Sharkey began collaborating in 2006 and have one album — «Light of You»