Karen is a moderately popular girls' name in United States, ranking #354 in 2012 with 896 recorded births. This places Karen in the top 2% of ranked US girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1996 with 2,401 births ranking #133. Since 1996, the popularity has decreased by 62.7%. In 2012, approximately 1 in every 1,965 girls born was named Karen. FALLING Recent data shows the name is currently falling.