http://fmg.ac/Projects/MedLands/FRANKISH%20NOBILITY.htm#_Toc169575358

E. FAMILY of ENGUERRAND COMTE de PARIS

• 1. SIGRAMNUS . m LANDRADA, daughter of ---.
  • a) CHRODGANG [Hruotgang] (-7 Mar [766], bur Monastery of Gorze). Bishop.
  • b) son . Thegan names "nobilissimi ducis Ingorammi…filius fratris Hruotgangi, sancti pontificis"[187], but does not name his brother. m ---. The name of the mother of Enguerrand is not known. One child:
    • i) ENGUERRAND ([740/50]-). ... m ROTRUD, daughter of ---. The primary source which names the wife of Enguerrand has not so far been identified. Enguerrand & his wife had one child:
      • ...