Thad is a distinctive boys' name in United States, ranking #3622 in 2004 with 26 recorded births. This places Thad in the top 27% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 38 births ranking #2522. Since 1996, the popularity has decreased by 27.8%. In 2004, approximately 1 in every 76,339 boys born was named Thad. FALLING Recent data shows the name is currently falling.