Michael Northburgh, otherwise Michael de Northburgh (Northborough), was the Bishop of London

Bishop of London

The Bishop of London is the ordinary of the Church of England Diocese of London in the Province of Canterbury.The diocese covers 458 km² of 17 boroughs of Greater London north of the River Thames and a small part of the County of Surrey...

 between 1354 and his death in 1361.

Northburgh occupied the office of Lord Privy Seal

Lord Privy Seal

The Lord Privy Seal is the fifth of the Great Officers of State in the United Kingdom, ranking beneath the Lord President of the Council and above the Lord Great Chamberlain. The office is one of the traditional sinecure offices of state...

 between 1350 and 1354.

Northburgh was elected bishop

Bishop

A bishop is an ordained or consecrated member of the Christian clergy who is generally entrusted with a position of authority and oversight. Within the Catholic Church, Eastern Orthodox, Oriental Orthodox Churches, in the Assyrian Church of the East, in the Independent Catholic Churches, and in the...

 on 22 April 1354 and consecrated on 12 July 1355.

Northburgh's most lasting achievement as bishop was in helping to found the Charterhouse

London Charterhouse

The London Charterhouse is a historic complex of buildings in Smithfield, London dating back to the 14th century. It occupies land to the north of Charterhouse Square. The Charterhouse began as a Carthusian priory, founded in 1371 and dissolved in 1537...

. He bought land from Sir Walter de Manny and by his will left £

Pound sterling

The pound sterling , commonly called the pound, is the official currency of the United Kingdom, its Crown Dependencies and the British Overseas Territories of South Georgia and the South Sandwich Islands, British Antarctic Territory and Tristan da Cunha. It is subdivided into 100 pence...

2000 'for the foundation of a House according to the ritual of the Carthusian

Carthusian

The Carthusian Order, also called the Order of St. Bruno, is a Roman Catholic religious order of enclosed monastics. The order was founded by Saint Bruno of Cologne in 1084 and includes both monks and nuns...

 order in a place commonly called "Newchirchehawe", where there is a church of the Annunciation of the Blessed Virgin Mary.' (Ct. H.W. II. 61, and Anc. Deeds, B. 2315.)

Earlier Northburgh was Rector of Pulham St. Mary (1341) and Archdeacon of Suffolk. He may be the same Michael Northburgh who accompanied King Edward III of England

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...

 on the English expedition to France which included the Battle of Crécy

Battle of Crécy

The Battle of Crécy took place on 26 August 1346 near Crécy in northern France, and was one of the most important battles of the Hundred Years' War...

(1346) and who acted as royal clerk, writing an eyewitness account in a newsletter from the English camp, and giving the French casualties as 1,542 "without reckoning the commons and foot-soldiers".

Northburgh died on 9 September 1361.