Coltan is a distinctive boys' name in United States, ranking #3441 in 2000 with 24 recorded births. This places Coltan in the top 28% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 44 births ranking #2761. Since 1996, the popularity has decreased by 20.0%. In 2000, approximately 1 in every 81,831 boys born was named Coltan. FALLING Recent data shows the name is currently falling.