Erik Martin Andreas Ask-Upmark (born 13 May 1973) is a Swedish musician and riksspelman[1] on the svensk säckpipa (Swedish bagpipe).
He mainly performs with the groups Svanevit, Dråm and Falsobordone in which he plays säckpipa (Swedish bagpipe) and harp, together with his wife Anna Rynefors.[2] He also plays skalmeja and portative organ. Ask-Upmark also runs the record company Nordic Tradition, which mainly publishes recordings and productions with Swedish folk music. Together with Anna Rynefors he also runs a production company.
Ask-Upmark is the son of the author Barbro Karlén.