December is a distinctive girls' name in United States, ranking #5768 in 2025 with 21 recorded births. This places December in the top 33% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2012 with 46 births ranking #3481. Since 1996, the popularity has decreased by 36.4%. In 2025, approximately 1 in every 76,537 girls born was named December. FALLING Recent data shows the name is currently falling.