As an introduction for her to the Hellenic culture she was marrying into, John Tzetzes wrote his Allegories on the Iliad.
Sulzbach | Sulzbach-Rosenberg | Bertha | Bertha von Suttner | Bertha of Bingen | Bertha Krupp | Sulzbach, Saarland | Herren-Sulzbach | Matilda of Sulzbach | Boxcar Bertha | Bertha Palmer | Bertha Knight Landes | Amberg-Sulzbach | Kastl, Amberg-Sulzbach | Big Bertha (howitzer) | Big Bertha | Bertha Wellin | Bertha Sánchez | Bertha Runkle | Bertha Merrill Holt | Bertha Lum | Bertha Lewis | Bertha Jaques | Bertha Jane Grundy | Bertha Gifford | Bertha, daughter of Lothair II | Bertha Damon | Bertha "B" Holt |
The known siblings of Gertrude include (1) Gebhard III, Count of Sulzbach, (2) Adelheid, Abbess of Niedernburg at Passau, (3) Bertha of Sulzbach, Byzantine Empress, (4) Luitgarde, wife first of Godfrey II of Leuven and secondly of Hugo XII, Count of Dagsburg and Metz, and (5) Matilda of Sulzbach, wife of Engelbert III of Istria.