Theoderic, count of Flanders not her wiki or MedLands husband...
-https://fmg.ac/Projects/MedLands/parclerdam.htm#MargueriteClermontM...
1. MARGUERITE de Clermont ([1104/05]-after 1145). .. ... ....
m firstly (before Jul 1119) CARL of Denmark, son of KNUD II "den Hellige/the Holy" King of Denmark & his wife Adela de Flandre ([1084]-murdered Bruges 2 Mar 1127, bur Bruges, St Donatien, later Saint-Sauveur). He succeeded in 1119 as CHARLES "the Good" Count of Flanders.
m secondly ([1128]) as his second wife, HUGUES [III] “Candavène” Comte de Saint-Pol, son of HUGUES [II] Comte de Saint-Pol & his wife Helissende de Ponthieu (-after 1145).
m thirdly BAUDOUIN d’Encre, son of ---.