Mathilde married Abel Valdemarsson Kin, OFDENMARK on 25 Apr 1237 in , Schleswig, Schleswig-Holste, Germany. Abel (son of Valdemar Ii "Sejr" Valdemarsson Kin, OFDENMARK and Berengaria Princess Of Portugal) was born in 1218 in Of, , , Denmark; died on 29 Jun 1252 in FRIESLAND, Schleswig-Holste, Germany; was buried in Schleswig Cathed, Schleswig, Schleswig-Holste, Germany. [Group Sheet] [Family Chart]