Isidro is a distinctive boys' name in United States, ranking #1310 in 2008 with 133 recorded births. This places Isidro in the top 9% 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 2008, approximately 1 in every 15,338 boys born was named Isidro. RISING Recent data shows the name is currently rising.