Christer Eric Sandelin (born 5 November 1961) is a Swedish singer, songwriter and musician. He has been a part of two groups. In 1978, he was in the Swedish group Freestyle with Tommy Ekman, Joakim Hagleitner, Gigi Hamilton, Diane Söderholm and Anders Uddbergand, and after the break-up of the band in 1983, he continued with Ekman and Hamilton to form the Swedish band trio Style. He also continued to cooperate extensively with Tommy Ekman including writing and producing together and in their joint album I Stero and the joint single "Singlar (oh oh)".