Is this the Iver Tokesen whose father was Toke Slatensee (b1205 d 1252) ..From Uppsala Sweden...Toke was married to Margrethe (Olafsdtr) Glug...other children were Cecilie Tokesdtr and Oluf Tokesen...Supposedly Toke Saltensee was the son of Adelslaegten(Saltensee)af Tystofte b1190(Circa) d 1234 Shown on Wikitree
another path is that Toke Nielsen Saltensee (son of Niels Saltensee and Gyde Torbjornesdtr Gaalen Hvide. b1190 d1240) and that shows Margrethe as his second wife...