He is married to Ida von Werl.
They got married
Child(ren):
HEINRICH von Laufen . The Annalista Saxo names "Heinricus de castro quod Loufe dicitur, Brunonis Treverensis episcopi et Poponis comitis frater" when recording his marriage[1329].
m as her first husband, IDA von Werl, daughter of BERNHARD von Werl Graf von Hövel & his wife ---. The Annalista Saxo names Ida daughter of "Bernhardus comes", her first husband "Heinricus de castro quod Loufe dicitur, Brunonis Treverensis episcopi et Poponis comitis frater", her second husband "nobilis de Saxonia" and her children by both husbands[1330]. She married secondly --- [Saxon noble]. Graf
Heinrich & his wife had one child:
ADELHEID von Laufen
Bronnen:
[1329] Annalista Saxo 1026.
[1330] Annalista Saxo 1026.
https://fmg.ac/Projects/MedLands/FRANCONIA.htm#HeinrichLaufen1067MIdaWerl