Modern invented name, possibly meaning hill or lake
Breylin is a contemporary American invention, likely created by combining the popular prefix 'Bray' with the suffix 'lin'. It may draw inspiration from the Welsh word 'bre' meaning hill, or the Gaelic 'lyn' meaning lake, though it is primarily chosen for its melodic sound rather than etymological history.
Less common today
Breylin isn't in the latest US Top 1000. It last peaked at #5,001 in 2010.
US births per 5-year period, 1990βpresent (SSA data).