Alajah is a distinctive girls' name in United States, ranking #5733 in 2011 with 23 recorded births. The name reached its all-time peak in 2005 with 47 births ranking #3262. Since 1996, the popularity has increased by 187.5%. In 2011, approximately 1 in every 76,470 girls born was named Alajah. FALLING Recent data shows the name is currently falling.