Heidi India Range (born 23 May 1983) is a British singer and songwriter from Liverpool, England best known for being a former member of the group Sugababes. Range was an original member of girl group Atomic Kitten, although she left the group two years before releasing any material. In 2001 Range replaced Siobhán Donaghy of the Sugababes and has since accumulated six UK number one singles as well as two number one studio albums with the group. In September 2013 it was confirmed after months of speculation that the group had split.
In 2007 FHM listed Range as the 94th sexiest woman in the world. The Sugababes have been on hiatus since 2011. Range participated in the 2012 series of Dancing on Ice. In March 2013 it was announced that Range would appear as a team captain on the ITV game show Totally Senseless, which is set to air in late 2013.