Katharine is a distinctive girls' name in United States, ranking #2638 in 2019 with 66 recorded births. The name reached its all-time peak in 1998 with 453 births ranking #548. Since 1996, the popularity has decreased by 84.7%. In 2019, approximately 1 in every 25,418 girls born was named Katharine. FALLING Recent data shows the name is currently falling.