Over the past 110 years, 19 067 girls have been named Tonia. The name Tonia ranks 914th in the United States among the most common names for girls. For the first time more than ten times newborns were named Tonia in 1935. The peak of popularity of the name Tonia came in the 1960s and 1970s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.