Karthik is a distinctive boys' name in United States, ranking #2167 in 2014 with 63 recorded births. The name reached its all-time peak in 2010 with 79 births ranking #1847. Since 1996, the popularity has increased by 173.9%. In 2014, approximately 1 in every 30,483 boys born was named Karthik. STABLE Recent data shows the name is currently stable.