Deniah is a distinctive girls' name in United States, ranking #14631 in 2004 with 6 recorded births. This places Deniah in the bottom 22% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 11 births ranking #10159. In 2004, approximately 1 in every 306,020 girls born was named Deniah. FALLING Recent data shows the name is currently falling.