Christmas Day or birthday of the Lord
Natilie is a rare spelling variant of Natalie, which is derived from the Latin phrase 'dies natalis'. It traditionally refers to the birth of Christ and was historically given to girls born on or near Christmas Day.
Less common today
Natilie isn't in the latest US Top 1000. It last peaked at #8,333 in 2011.
US births per 5-year period, 1990βpresent (SSA data).