There are an estimated 1,928 people named Kerwin alive worldwide today. That ranks Kerwin at #6739 globally, with the highest concentrations in United States.
In the United States, Kerwin is held by approximately 1,928 people, ranking #6739 among first names. That works out to roughly 1 per 100,000 Americans (or 1 in 172,147 U.S. residents).
Historically Kerwin is used overwhelmingly as a male name (100.0% male).
Kerwin 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.