Beautiful land or lake of the earth
A modern American invention likely combining the Latin 'Terra', meaning earth or land, with the popular Welsh-derived suffix 'lyn', meaning lake. It represents a connection to the natural world while maintaining a rhythmic, contemporary feel.
Less common today
Terralyn isn't in the latest US Top 1000. It last peaked at #9,618 in 2014.
US births per 5-year period, 1990βpresent (SSA data).