There are an estimated 161,132 people named Louis alive worldwide today. That ranks Louis at #323 globally, with the highest concentrations in United States.
In the United States, Louis is held by approximately 161,132 people, ranking #323 among first names. That works out to roughly 49 per 100,000 Americans (or 1 in 2,060 U.S. residents).
Historically Louis is used overwhelmingly as a male name (99.3% male).
Louis 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.