Mathieu is a distinctive boys' name in United States, ranking #2452 in 2014 with 52 recorded births. The name reached its all-time peak in 2000 with 77 births ranking #1562. Since 1996, the popularity has increased by 13.0%. In 2014, approximately 1 in every 36,932 boys born was named Mathieu. FALLING Recent data shows the name is currently falling.