Gerlach I of Isenburg-Arnfels

Count of Isenburg-Arnfels (1250–1303)

Parents

• Matilda of Hochstaden
• Henry II of Isenburg

Children

• Margareta von Isenburg
• Theodoric of Isenburg-Arnfels

Siblings

• Jutta of Isenburg
• Eberhard of Isenburg-Grenzau
• Ludwig I von Isenburg-Cleeberg