[ syll. de-clyn, dec-l-yn ] The baby boy name Declyn has its origins in the Celtic language. Declyn is a form of the English and Irish name Declan.
Declyn is unusual as a baby boy name. It is not ranked within the top 1000. Out of the family of boy names directly linked to Declyn, Declan was the most commonly used in 2012.
Baby names that sound like Declyn include Daclan, Declan (English and Irish), Deucalion, and Deaglán (Irish).