Hildr Hrólfsdóttir
Author
Hildr or Ragnhildr Hrólfsdóttir was a 9th-century woman who is referenced in various Old Norse sources including Óláfs saga helga, Orkneyinga saga, and Landnámabók and is also one of the few female skalds from whom verses survive.
According to the... Wikipedia
Great grandchildren: Walter Fitz Herbert de la Mare and Crispin de Bec
Parents: Hrólfr nefja
Children: Thorir Rögnvaldarson and Rollo
Partner: Rognvald Eysteinsson
Grandchildren: Crespina de Normandie, Kathlin de Normandie, Thorbard av Møre, and more