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Names › Jack
Jack
Recorded 759,677 times in US records since 1880. Peak year: 1927.
#23 →
U.S. rank · 2025
1 in 379
U.S. · 2025 records
Popular
rarity tier
≈423,000
alive today (estimate) ⓘ
→ steady
10-yr trend
How many Jacks are there?

Alive in the US today estimate

Roughly 423,000 Jacks are alive in the US today, we estimate. About 1 in 810 Americans.

Made from recorded births by year and sex, multiplied by survival to today's age (SSA life table). It can't see immigration, and it's an estimate, not a census: how the living estimate is made.

Popularity over time

Jack through the years, 1880–2025

1927 · 12,884 12,884 0
18802025
Peak Jack year: 1927 (ringed), with 12,884 recorded. Current usage: ~100% boys. counts of people issued a Social Security number, not a full count of births.

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Every figure on this page is computed from the U.S. Social Security Administration's national baby-names data (ssa.gov), and the living estimate uses the SSA actuarial life table: how we calculate this. Data through 2025; refreshed Jun 2026; living estimate as of 2026.