Dafydd is a distinctive boys' name in England & Wales, ranking #624 in 2006 with 45 recorded births. The name reached its all-time peak in 1999 with 108 births ranking #261. Since 1996, the popularity has decreased by 46.4%. In 2006, approximately 1 in every 7,119 boys born was named Dafydd. RISING Recent data shows the name is currently rising.