Karthik is a distinctive boys' name in United States, ranking #2220 in 2011 with 59 recorded births. The name reached its all-time peak in 2010 with 79 births ranking #1847. Since 1996, the popularity has increased by 156.5%. In 2011, approximately 1 in every 32,186 boys born was named Karthik. STABLE Recent data shows the name is currently stable.