Alajah is a distinctive girls' name in United States, ranking #5807 in 1998 with 17 recorded births. The name reached its all-time peak in 2005 with 47 births ranking #3262. Since 1996, the popularity has increased by 112.5%. In 1998, approximately 1 in every 103,935 girls born was named Alajah. FALLING Recent data shows the name is currently falling.