Gracious
Janiylah is a modern American invention, likely created by blending the prefix 'Ja-' with the name Nylah or as a stylized variant of Janiyah. It ultimately derives its meaning from the Hebrew name Jane or John, signifying divine favor.
Less common today
Janiylah isn't in the latest US Top 1000. It last peaked at #5,990 in 2014.
US births per 5-year period, 1990βpresent (SSA data).