Over the past 110 years, 38 385 boys and 112 girls have been named Beau. The name Beau ranks 521th in the United States among the most common names for boys. For the first time more than ten times newborns were named Beau in 1959. The peak of popularity of the name Beau came in the 1980s and 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.