The name Aneirin is a boy's name of Welsh origin meaning "very golden or noble". Aneirin and is often added to lists like Names That Mean Noble.
From the experts:
Aneirin is the original form of the more common Aneurin (which was a mistaken spelling used after the 17th Century). Aneirin was one of the first great Welsh poets who flourished in the 6th Century. He was said to be the Prince of Bards.