John de Mowbray, 3rd Baron Mowbray (November 29, 1310 - October 4, 1361) was the son of John de Mowbray, 2nd Baron Mowbray

John de Mowbray, 2nd Baron Mowbray

John de Mowbray, 2nd Baron Mowbray was the son of Roger de Mowbray, 1st Baron Mowbray.De Mowbray served in the Scottish wars of Edward I...

. He was born on 29 Nov 1310 at Hovingham, Yorks. He died on 4 Oct 1361 at York, Yorkshire.

De Mowbray was reportedly in Edward III's

Edward III of England

Edward III was King of England from 1327 until his death and is noted for his military success. Restoring royal authority after the disastrous reign of his father, Edward II, Edward III went on to transform the Kingdom of England into one of the most formidable military powers in Europe...

 good graces, being present in France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 for the sieges of Nantes and Aguillon.

The 3rd Baron was present at the Battle of Durham.

John de Mowbray married Joan of Lancaster

Joan of Lancaster

Joan of Lancaster sometimes called Joan Plantagenet after her dynasty's name, was the third daughter of Henry, 3rd Earl of Lancaster and Maud Chaworth.-Marriage:...

, daughter of Henry, 3rd Earl of Lancaster

Henry, 3rd Earl of Lancaster

Henry , 3rd Earl of Leicester and Lancaster was an English nobleman, one of the principals behind the deposition of Edward II of England.-Family and lineage:...

.

John and Joan had one son: John de Mowbray, 4th Baron Mowbray

John de Mowbray, 4th Baron Mowbray

John de Mowbray, 4th Baron Mowbray was the son of John de Mowbray, 3rd Baron Mowbray and Joan of Lancaster, daughter of Henry, 3rd Earl of Lancaster.He was born on 25 June 1340 at Epworth....

, who succeeded his father to the barony.