Over the past 110 years, 6 boys and 36 943 girls have been named Mandy. The name Mandy ranks 11613th in the United States among the most common names for boys. For the first time more than ten times newborns were named Mandy in 1978. The peak of popularity of the name Mandy came in the 1970s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.