Over the past 110 years, 125 673 girls and 20 boys have been named Alexa. The name Alexa ranks 284th in the United States among the most common names for girls. For the first time more than ten times newborns were named Alexa in 1946. The peak of popularity of the name Alexa came in the 2000s and 2010s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.