Alajah is a distinctive girls' name in United States, ranking #3891 in 2010 with 39 recorded births. The name reached its all-time peak in 2005 with 47 births ranking #3262. Since 1996, the popularity has increased by 387.5%. In 2010, approximately 1 in every 45,572 girls born was named Alajah. FALLING Recent data shows the name is currently falling.