Mats Olof Pertoft (born 1954) is a Swedish politician and former member of the Riksdag, the national legislature. A member of the Green Party, he represented Stockholm County between October 2006 and October 2010 and between September 2011 and September 2014.[2] He was also a substitute member of the Riksdag for Annika Hirvonen twice: between December 2015 and August 2016; and between October 2017 and April 2018.[2][3][4]