Isidro is a distinctive boys' name in United States, ranking #1299 in 2004 with 115 recorded births. This places Isidro in the top 10% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 160 births ranking #951. In 2004, approximately 1 in every 17,259 boys born was named Isidro. RISING Recent data shows the name is currently rising.