Sky and lake; or a modern variation of Skylar.
Skilyn is a modern American invention, likely created by blending the word 'sky' with the popular suffix '-lyn'. It may also be interpreted as a creative variation of the Dutch-derived name Skylar, which originally meant 'scholar'.
Less common today
Skilyn isn't in the latest US Top 1000. It last peaked at #11,609 in 2005.
US births per 5-year period, 1990βpresent (SSA data).