Over the past 110 years, 618 girls and 931 920 boys have been named Jacob. The name Jacob ranks 4534th in the United States among the most common names for girls. For the first time more than ten times newborns were named Jacob in 1975. The peak of popularity of the name Jacob came in the 1980s and 1990s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.