Graydon is a distinctive boys' name in United States, ranking #2822 in 1999 with 30 recorded births. The name reached its all-time peak in 2010 with 100 births ranking #1578. Since 1996, the popularity has decreased by 14.3%. In 1999, approximately 1 in every 64,003 boys born was named Graydon. FALLING Recent data shows the name is currently falling.