Isidro is a distinctive boys' name in United States, ranking #1050 in 2003 with 148 recorded births. The name reached its all-time peak in 2000 with 160 births ranking #951. Since 1996, the popularity has increased by 19.4%. In 2003, approximately 1 in every 13,346 boys born was named Isidro. RISING Recent data shows the name is currently rising.