Kadar is a distinctive boys' name in United States, ranking #5470 in 1997 with 11 recorded births. This places Kadar in the bottom 49% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 16 births ranking #4299. In 1997, approximately 1 in every 171,372 boys born was named Kadar. FALLING Recent data shows the name is currently falling.