Flannery is a distinctive girls' name in United States, ranking #10347 in 2016 with 10 recorded births. This places Flannery in the bottom 45% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 23 births ranking #5787. Since 1996, the popularity has decreased by 23.1%. In 2016, approximately 1 in every 177,149 girls born was named Flannery. FALLING Recent data shows the name is currently falling.