Thayer is a distinctive boys' name in United States, ranking #2884 in 2018 with 42 recorded births. The name reached its all-time peak in 2014 with 52 births ranking #2458. Since 1996, the popularity has increased by 223.1%. In 2018, approximately 1 in every 43,226 boys born was named Thayer. FALLING Recent data shows the name is currently falling.