Katharine is a moderately popular girls' name in England & Wales, ranking #258 in 1997 with 152 recorded births. This places Katharine in the top 5% of ranked UK girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1997 with 152 births ranking #258. In 1997, approximately 1 in every 1,929 girls born was named Katharine. FALLING Recent data shows the name is currently falling.