Church or cemetery; meadow of the church
Paislyn is a modern American invention, likely created by combining the Scottish surname Paisley with the popular suffix -lyn. Paisley itself refers to a town in Scotland, derived from the Middle Latin word for a church or basilica.
Less common today
Paislyn isn't in the latest US Top 1000. It last peaked at #5,605 in 2019.
US births per 5-year period, 1990βpresent (SSA data).