Micaiah is a distinctive boys' name in United States, ranking #1281 in 2014 with 139 recorded births. The name reached its all-time peak in 2014 with 139 births ranking #1281. Since 1996, the popularity has increased by 321.2%. In 2014, approximately 1 in every 13,816 boys born was named Micaiah. STABLE Recent data shows the name is currently stable.