Background
He was the youngest son of John II of Werle and his wife Matilda of Brunswick-Grubenhagen.
He was the youngest son of John II of Werle and his wife Matilda of Brunswick-Grubenhagen.
They then ruled jointly until 1347. On 14 June 1347, Werle was divided, with Bernard taking Werle-Waren. In 1374, John IV of Werle-Goldberg died, and Bernard inherited his territory.
He was last mentioned as living in a document dated 16 January 1382.