Brynjólfur Sveinsson (1605–1675) served as the Lutheran 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...

 of the see

Episcopal See

An episcopal see is, in the original sense, the official seat of a bishop. This seat, which is also referred to as the bishop's cathedra, is placed in the bishop's principal church, which is therefore called the bishop's cathedral...

 of Skálholt

Skálholt

Skálholt is an historical site situated in the south of Iceland at the river Hvítá.-History:Skálholt was, through eight centuries, one of the most important places in Iceland. From 1056 until 1785, it was one of Iceland's two episcopal sees, along with Hólar, making it a cultural and political...

 in Iceland

Iceland

Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...

. His main influence has been on modern knowledge of Old Norse

Old Norse

Old Norse is a North Germanic language that was spoken by inhabitants of Scandinavia and inhabitants of their overseas settlements during the Viking Age, until about 1300....

 literature. He is currently pictured on the Icelandic 1000 krónur bill.

In 1643 he named the collection of Old Norse mythological and heroic poems Edda

Poetic Edda

The Poetic Edda is a collection of Old Norse poems primarily preserved in the Icelandic mediaeval manuscript Codex Regius. Along with Snorri Sturluson's Prose Edda, the Poetic Edda is the most important extant source on Norse mythology and Germanic heroic legends, and from the early 19th century...

. Brynjólfur attributed the manuscript to Sæmundr fróði, but the scholarly consensus is that whoever wrote the Eddic poems, whether in the sense of being the compiler or the poet, it could not have been Sæmundr. It is believed that the manuscript has multiple authorship from over a long span of time.

In 1650 Frederick the Third

Frederick III of Denmark

Frederick III was king of Denmark and Norway from 1648 until his death. He instituted absolute monarchy in Denmark and Norway in 1660, confirmed by law in 1665 as the first in western historiography. He was born the second-eldest son of Christian IV of Denmark and Anne Catherine of Brandenburg...

 appointed Brynjólfur to succeed the late Stephanius

Stephanius

Stephan Hansen Stephanius , born in Copenhagen, was a Danish royal historiographer and professor in Sorø. His name is sometimes fully Latinized as "Stephanus Johannis Stephanius"....

 as Royal Danish Historian. He declined the post but promised the king to do what he could to collect manuscripts in Iceland. One of his first acts was to request all people residing in his diocese to turn over to the King any old manuscripts, either an original or a copy, as a gift or for a price. Among the most monumental of the Icelandic manuscripts thus collected is the Flateyjarbók

Flateyjarbók

The Flatey Book, is an important medieval Icelandic manuscript. It is also known as GkS 1005 fol. and by the Latin name Codex Flateyensis.- Description :...

, which was secured only after a personal visit to the owner from Brynjólfur.

He is also, if lesser, known for his role in the life of the poet and hymn writer Hallgrímur Pétursson

Hallgrímur Pétursson

Hallgrímur Pétursson was one of Iceland's most famous poets and a minister at Hvalneskirkja and Saurbær in Hvalfjörður. The Hallgrímskirkja in Reykjavík and the Hallgrímskirkja in Saurbær are named after him. He was one of the most influential pastors during the Age of Orthodoxy...

.