Otto, Count of Cleves

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Otto, Count of Cleves
Spouse(s) Mechteld von Virneburg
Noble family House of Cleves
Father Dietrich VII, Count of Cleves
Mother Margaret of Guelders
Born c. 1278
Died 29 October 1310(1310-10-29)

Otto (1278 – Horstmar, October 29, 1310) was Count of Cleves[1] from 1305 through 1310.

Otto was the eldest son of Dietrich VII, Count of Cleves (1256–1305) and his first wife Margaret of Guelders.
His first marriage was to Adelheid van der Marck, daughter of Engelbert I, Count of the Mark and secondly to Mechteld von Virneburg, a niece of Heinrich II of Virneburg.
They had one daughter Irmgard of Cleves, who married Adolph II of the Marck and later John IV of Arkel.

When he died in 1310 he was succeeded by his half-brother Dietrich VIII.


  1. ^ Niederrheins Urkundenbuch, Band III, 96
Preceded by
Dietrich VII
Count of Cleves
Succeeded by
Dietrich VIII