Otto I, Count of Guelders

Count of Guelders and participant in the Third Crusade (1150–1207)

Parents

• Agnes von Arnstein
• Henry I, Count of Guelders

Children

• Otto I
• Hendrik van Gelre
• Gerard III, Count of Guelders
• Matilda of Guelders
• Margaret of Guelders
• Maria van Gelre
• Irmgard of Guelders
• Adelaide of Guelders

Siblings

• Gerard of Guelders
• Margaret of Guelders
• Adelheid van Gelre
• Agnes van Gelre

Partners

• Richardis of Bavaria