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How Many People Are Named Unknown?
Estimated people named Unknown living in the U.S. today
14,634
Gender distribution
51% male · 49% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 19,602
- Peak year: 1954 (1,193 births)
- Estimated living today: 14,634
Unknown by age group — who carries the name today?
Unknown popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Unknown
Unknown has been recorded by the Social Security Administration since the 19th century dataset began. In total, 19,602 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 14,634 bearers are still living — roughly 1 in 23,357 Americans. The name's strongest decade shapes how old most Unknowns you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Unknown in the US?
An estimated 14,634 people named Unknown are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Unknown rare — about 1 in 23,357 Americans.
Is Unknown a boy or girl name?
In SSA records, Unknown is 51% male and 49% female, so it is predominantly a gender-neutral name.
When was Unknown most popular?
Unknown peaked in 1954, when 1,193 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Unknown?
Unknown ranks #1,901 of 104,819 first names recorded by the SSA, with a rarity score of 51 out of 100 (higher means rarer).