Over the past 110 years, 292 764 girls and 48 200 boys have been named Shannon. The name Shannon ranks 119th in the United States among the most common names for girls. For the first time more than ten times newborns were named Shannon in 1922. The peak of popularity of the name Shannon came in the 1970s and 1980s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.