Christmas Day or birthday of the Lord
A creative spelling of Natalie, derived from the Latin phrase 'dies natalis'. It historically refers to the birth of Christ and was traditionally given to girls born on or around Christmas Day.
Less common today
Natalye isn't in the latest US Top 1000. It last peaked at #5,303 in 2006.
US births per 5-year period, 1990βpresent (SSA data).