Dyann is a distinctive girls' name in United States, ranking #16484 in 2003 with 5 recorded births. This places Dyann in the bottom 11% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 6 births ranking #12908. In 2003, approximately 1 in every 365,410 girls born was named Dyann. RISING Recent data shows the name is currently rising.