Sunyer was apparently married by 917, and later appears with wife Richilda, speculated to have been a daughter of the Count of Rouergue based on the introduction of novel names into the family.
Sunyer rupanya menikah pada tahun 917, dan kemudian muncul bersama istrinya, Richilda, berspekulasi telah menjadi putri Comte Rouergue berdasarkan pengenalan nama-nama novel ke dalam keluarga.