Moira is a distinctive girls' name in United States, ranking #1489 in 1996 with 110 recorded births. This places Moira in the top 9% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 133 births ranking #1311. In 1996, approximately 1 in every 15,936 girls born was named Moira. FALLING Recent data shows the name is currently falling.