Marykate is a distinctive girls' name in United States, ranking #2954 in 1998 with 44 recorded births. The name reached its all-time peak in 2001 with 85 births ranking #2005. Since 1996, the popularity has decreased by 46.3%. In 1998, approximately 1 in every 40,157 girls born was named Marykate. RISING Recent data shows the name is currently rising.