Carl Stefan Demert (Nyköping , Sweden, December 15, 1939 - July 9, 2018) was a Swedish "trubadur"; singer-songwriter and guitarist. He is known for the songs "Balladen Om Den Kaxiga Myran" ("The Ballad Of The Sassy Ant"), "Till SJ" and "Anna Anaconda" with Jeja Sundström.
