Katharine is a distinctive girls' name in United States, ranking #790 in 2004 with 323 recorded births. The name reached its all-time peak in 1998 with 453 births ranking #548. Since 1996, the popularity has decreased by 25.2%. In 2004, approximately 1 in every 5,685 girls born was named Katharine. FALLING Recent data shows the name is currently falling.