Over the past 110 years, 11 793 boys have been named Ronan. The name Ronan ranks 889th in the United States among the most common names for boys. For the first time more than ten times newborns were named Ronan in 1980. The peak of popularity of the name Ronan 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.