Over the past 110 years, 31 775 girls have been named Deloris. The name Deloris ranks 690th in the United States among the most common names for girls. For the first time more than ten times newborns were named Deloris in 1911. The peak of popularity of the name Deloris came in the 1930s and 1940s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.