Iann is a distinctive boys' name in United States, ranking #4271 in 2011 with 23 recorded births. This places Iann in the top 30% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2010 with 33 births ranking #3339. Since 1996, the popularity has increased by 283.3%. In 2011, approximately 1 in every 82,565 boys born was named Iann. FALLING Recent data shows the name is currently falling.