Keirah is a distinctive girls' name in United States, ranking #9531 in 2000 with 10 recorded births. This places Keirah in the bottom 46% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 31 births ranking #4823. In 2000, approximately 1 in every 181,597 girls born was named Keirah. FALLING Recent data shows the name is currently falling.