Over the past 110 years, 36 767 girls and 29 boys have been named Delaney. The name Delaney ranks 635th in the United States among the most common names for girls. For the first time more than ten times newborns were named Delaney in 1977. The peak of popularity of the name Delaney 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.