Mcarthur is a distinctive boys' name in United States, ranking #9235 in 1998 with 6 recorded births. The name reached its all-time peak in 2013 with 12 births ranking #6887. Since 1996, the popularity has increased by 20.0%. In 1998, approximately 1 in every 318,553 boys born was named Mcarthur. STABLE Recent data shows the name is currently stable.