Baby Names Gender-Neutral Names Meaning of the Name Eirian Updated January 22, 2026 by Jennifer M. Eirian Gender: Neutral Origin: Welsh Meaning: Splendid, Bright ♥ Add to my Namelist What is the meaning of the name Eirian? The name Eirian is primarily a gender-neutral name of Welsh origin that means Splendid, Bright. People who like the name Eirian also like: Aidan, Elijah, Eamon, Declan, Keiran, Liam, Eirwyn, Charlotte, Evelyn, Eira, Aislin, Violet, Iris, Adelaide Names like Eirian: Ermin, Ermen, Ehren, Erryn, Erma, Ermo, Eyranam, Eirwen, Eirny, Eren, Eirene, Erwin, Eirwyn, Erna, Eron, Erin, Erno, Eran, Eairein, Ernie, Errin Stats for the Name Eirian Eirian is currently not in the top 100 on the Baby Names Popularity Charts Eirian is currently not ranked in U.S. births