In 2025, 54 US girls were named Deja, making it the 3,039th most common girls’ name of the year, down 176 places from #2,863 in 2024. That is 4 fewer than the 58 girls named Deja in 2024. Its best rank for girls was #182, reached in 1996. That year also had the most girls given the name: 1,638. For comparison, it was #1,686 in 2015 and unranked in 1950.
Social Security card records list Deja in 56 years of the 146 from 1880 to 2025, starting in 1962 with 5 babies. In all, 16,360 US babies have been given the name, 99% of them girls and 0.5% boys. Its busiest decade was the 1990s, with 8,319 babies named Deja.
Over the 10 years from 2016 to 2025, 813 US girls were named Deja; the busiest of those years was 2017, with 107. In 2025 that was about 1 in 29,764 of the girls in SSA’s list for the year.
Related spellings in the SSA files include Dejah (3,181 babies since 1880). Rarer spellings such as Deija, Deaja and Deajah are summarised on this page.