Kathryn is a moderately popular girls' name in England & Wales, ranking #131 in 2000 with 358 recorded births. The name reached its all-time peak in 1996 with 635 births ranking #86. Since 1996, the popularity has decreased by 43.6%. In 2000, approximately 1 in every 763 girls born was named Kathryn. FALLING Recent data shows the name is currently falling.