Knut Sven-Erik Magnusson (13 October 1942 – 22 March 2017) was a Swedish singer and musician. He was known for being the lead singer of the danceband Sven-Ingvars. The band had its last tour during the summer of 2016 with their last show on 21 August in Blekinge. He was born in Slottsbron, Sweden.