Bethan is a moderately popular girls' name in England & Wales, ranking #127 in 2003 with 401 recorded births. The name reached its all-time peak in 1996 with 825 births ranking #72. Since 1996, the popularity has decreased by 51.4%. In 2003, approximately 1 in every 695 girls born was named Bethan. FALLING Recent data shows the name is currently falling.