There are an estimated 68 people named Isidor alive worldwide today. That ranks Isidor at #29063 globally, with the highest concentrations in United States.
In the United States, Isidor is held by approximately 68 people, ranking #29063 among first names. That works out to roughly 0 per 100,000 Americans (or 1 in 4,880,882 U.S. residents).
Historically Isidor is used overwhelmingly as a male name (100.0% male).
Isidor appears in birth records going back to 1880. Use the chart below to see how its popularity has changed across decades, and the surname section to find common pairings.