Milca is a distinctive girls' name in United States, ranking #5439 in 2000 with 21 recorded births. The name reached its all-time peak in 2003 with 37 births ranking #3789. Since 1996, the popularity has increased by 75.0%. In 2000, approximately 1 in every 86,475 girls born was named Milca. RISING Recent data shows the name is currently rising.