The sky or a scholar
A modern American invention, Skylin likely originated as a creative variation of Skylar or a combination of Sky with the popular 'lin' suffix. It draws from the Dutch surname Schuyler, meaning 'scholar', while also evoking the vastness of the open atmosphere.
Less common today
Skylin isn't in the latest US Top 1000. It last peaked at #2,402 in 2015.
US births per 5-year period, 1990βpresent (SSA data).