Deysy is a distinctive girls' name in United States, ranking #6141 in 2001 with 18 recorded births. This places Deysy in the top 34% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 19 births ranking #6300. Since 1996, the popularity has increased by 38.5%. In 2001, approximately 1 in every 100,031 girls born was named Deysy. FALLING Recent data shows the name is currently falling.