[ syll. lan-ce-lyn, la-ncel-yn ] The baby boy name Lancelyn has its origins in the Old French language. Lancelyn is a variant form of the English Lancelot.
See also the related category french.
Lancelyn is not popular as a baby boy name. It is not in the top 1000 names.
A baby name that sounds like Lancelyn is the English Lancelin.