Meadow town or herb garden
Leightyn is a modern creative spelling of the English surname Leighton. It originally derived from Old English words meaning a settlement or enclosure where leeks or herbs were grown.
Less common today
Leightyn isn't in the latest US Top 1000. It last peaked at #5,298 in 2020.
US births per 5-year period, 1990βpresent (SSA data).