There are an estimated 2,691 people named Isac alive worldwide today. That ranks Isac at #5436 globally, with the highest concentrations in United States.
In the United States, Isac is held by approximately 2,691 people, ranking #5436 among first names. That works out to roughly 1 per 100,000 Americans (or 1 in 123,337 U.S. residents).
Historically Isac is used overwhelmingly as a male name (100.0% male).
Isac 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.