Over the past 110 years, 103 girls and 227 362 boys have been named Jeffery. The name Jeffery ranks 8518th in the United States among the most common names for girls. For the first time more than ten times newborns were named Jeffery in 1957. The peak of popularity of the name Jeffery came in the 1950s and 1980s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.