Thayer is a distinctive boys' name in United States, ranking #2458 in 2014 with 52 recorded births. This places Thayer in the top 17% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 52 births ranking #2458. Since 1996, the popularity has increased by 300.0%. In 2014, approximately 1 in every 36,932 boys born was named Thayer. FALLING Recent data shows the name is currently falling.