Mcgwire is a distinctive boys' name in United States, ranking #8184 in 2002 with 8 recorded births. This places Mcgwire in the bottom 34% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 36 births ranking #2499. In 2002, approximately 1 in every 242,684 boys born was named Mcgwire. FALLING Recent data shows the name is currently falling.