Gauzelin was a French bishop of Toul.

He was from a noble Frankish

Franks

The Franks were a confederation of Germanic tribes first attested in the third century AD as living north and east of the Lower Rhine River. From the third to fifth centuries some Franks raided Roman territory while other Franks joined the Roman troops in Gaul. Only the Salian Franks formed a...

 family, and made his way at court as a notary in the royal chancery. The king Charles the Simple

Charles the Simple

Charles III , called the Simple or the Straightforward , was the undisputed King of France from 898 until 922 and the King of Lotharingia from 911 until 919/23...

 made him bishop of Toul, and he was consecrated on 17 March 922.

After the damage caused by Danish and Hungarian invasions, Gauzelin was a reforming bishop in his diocese, and founder of a number of monasteries. Among them was the Abbey of Bouxières-aux-Dames

Bouxières-aux-Dames

Bouxières-aux-Dames is a commune in the Meurthe-et-Moselle department in north-eastern France.Its inhabitants are called Bouxiérois.-Geography:...

 (935-6), closely associated with his family, and where he was buried.

Nancy Cathedral preserves a number of objects associated with him. He is a Catholic saint.