Combination name, likely meaning shy or modest and lake
Shylin is a modern American invention, likely created by blending the English word 'shy' with the popular 'lyn' suffix, which is derived from the Welsh word for lake. It may also be a phonetic variation of the Irish name Shaylin. As a contemporary coinage, it does not have a deep historical etymology but follows the trend of melodic, multi-syllabic feminine names.
Less common today
Shylin isn't in the latest US Top 1000. It last peaked at #8,029 in 2008.
US births per 5-year period, 1990βpresent (SSA data).