The given name Gaven has its origins in the Celtic languages of Britain and Ireland, dating back to the Early Middle Ages. It is derived from the Welsh word "gafyn," meaning "hawk" or "falcon." The name was originally spelled as "Gawain" or "Gawayn" and was popular among the Welsh and Britons during the 5th to 7th centuries.

One of the earliest recorded instances of this name can be found in the Arthurian legends, where Gawain (also spelled Gawaine or Gwalchmei) was a celebrated knight of King Arthur's Round Table. He was known for his bravery, courtesy, and adherence to the chivalric code. The character of Gawain appeared in various medieval romances and poems, such as the 14th-century alliterative poem "Sir Gawain and the Green Knight."

In the 12th century, a Welsh prince named Gawain ap Maredydd was a prominent figure in the struggle against Norman rule in Wales. He is mentioned in the Brut y Tywysogion (Chronicle of the Princes) for his military exploits and resistance against the invading forces.

Another notable figure with the name Gaven was Gawain Douglas (c. 1474-1522), a Scottish poet and translator who is best known for his translation of Virgil's Aeneid into Middle Scots. His work played a significant role in the development of Scottish literature and the promotion of the Scots language.

In the 16th century, Gawain Townsend (c. 1558-1612) was an English composer and organist who served at various churches and cathedrals, including Westminster Abbey. He was renowned for his contributions to the development of English church music during the Renaissance period.

Gaven Wilkinson (1833-1891) was a British architect and engineer who is best remembered for his work on the Royal Albert Hall in London. He was also involved in the construction of several railway stations and other notable buildings in the Victorian era.

While the name Gaven fell out of widespread use in more recent centuries, it has experienced a resurgence in popularity in some regions, particularly in Wales and parts of the United States, where it is often spelled as "Gavin." However, its historical roots and association with the Arthurian legends and medieval literature have solidified its place in the annals of given names with a rich cultural heritage.