Katharine is a distinctive girls' name in United States, ranking #3427 in 2020 with 45 recorded births. The name reached its all-time peak in 1998 with 453 births ranking #548. Since 1996, the popularity has decreased by 89.6%. In 2020, approximately 1 in every 35,900 girls born was named Katharine. FALLING Recent data shows the name is currently falling.