Kiel is a distinctive boys' name in United States, ranking #5329 in 2007 with 17 recorded births. The name reached its all-time peak in 1997 with 45 births ranking #2011. Since 1996, the popularity has decreased by 59.5%. In 2007, approximately 1 in every 122,073 boys born was named Kiel. FALLING Recent data shows the name is currently falling.