Gertrude of Bavaria

Gertrude of was born in 1155.  Gertrude of's father was Heinrich V Von Braunschweig-Luneburg and her mother was Klementia Von Zahringen.  Her paternal grandparents were Henry "The Proud" and Gertrud. She had four half-brothers and three half-sisters, named Lothar of, Otto IV of, William of, Henry, Matilda of, Alicia (Aalis) and Daughter(Sophia?).  She died at the age of 42 in 1197.