Monasia is a distinctive girls' name in United States, ranking #18293 in 2015 with 5 recorded births. The name reached its all-time peak in 1999 with 18 births ranking #5827. Since 1996, the popularity has decreased by 37.5%. In 2015, approximately 1 in every 356,931 girls born was named Monasia. FALLING Recent data shows the name is currently falling.