Kathryn is a moderately popular girls' name in England & Wales, ranking #306 in 2006 with 144 recorded births. The name reached its all-time peak in 1996 with 635 births ranking #86. Since 1996, the popularity has decreased by 77.3%. In 2006, approximately 1 in every 2,078 girls born was named Kathryn. FALLING Recent data shows the name is currently falling.