There are an estimated 129 people named Gustavus alive worldwide today. That ranks Gustavus at #28360 globally, with the highest concentrations in United States.
In the United States, Gustavus is held by approximately 129 people, ranking #28360 among first names. That works out to roughly 0 per 100,000 Americans (or 1 in 2,572,868 U.S. residents).
Historically Gustavus is used overwhelmingly as a male name (100.0% male).
Gustavus 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.