Total births
7,340
Boys' name · since 1966
Isai
Isai has 7,340 recorded births since 1966 in federal Social Security data, most heavily in 2007 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #1063
- among boys today
- 7,340
- born since 1966
- 2000s
- peak decade
- 93%
- more common than other boys
7,340 babies have been named Isai since 1966, making it today's #1063 boys' name.
Social Security Administration records show Isai recorded 7,340 times among boys since 1966, holding rank #1063 nationally today, ahead of 93% of boys, peaking in the 2000s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1966 to 2025.
- #1063 among boys today
- 7,340 born since 1966
- 2000s peak decade
- 93% more common than other boys
Data updated Jun 2026
The verdict
Isai is currently the #1063 boys' name in America, more common than 93% of boys - 7,340 born since 1966, peaking in the 2000s.
- #1063
- among boys today
- 7,340
- born since 1966
- 2000s
- peak decade
- 93%
- more common than other boys
Isai vs. every other boys name in current SSA rankings
#1063
of 14,294 boys in use
More common than 93% of names given to boys today.
2000s
Peak decade
36% of everyone ever named Isai was born in this single decade.
2007
Single peak year
333 babies were named Isai in 2007 - its busiest year on record.
How Isai compares
7,340 Top 10% higher than 90% of 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Isai's all-time total is 20x the median boys name, and Liam still leads by a wide margin.
| Metric | Isai | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 7,340 | 367 | 358,536 |
| Peak-year births | 333 | 23 | 22,252 |
Isai's usage pattern, beyond the headline number
Splitting Isai's full recorded timeline at 1999, 80% of its total births fall in the more recent half of the record versus 20% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1966, with just 6 recorded births -- worth weighing against the 2007 peak of 333 to see the full range of the name's swing in popularity.
Isai at a glance
Outside the top 1,000Peak year
2007
Current rank
#1,063
Active since
1966
Isai popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 1966–2025
- Peak year (2007)
- 333
- Annual births at peak, across 60 years of records
Isai popularity over time - girls
45 total births recorded since 1990 (Isai as girls' name)
Isai by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Isai's strongest decade.
2,622 babies received the name during that ten-year window, about 36% of all-time use.
Isai births by decade
Total births in each ten-year window
- 1960s 6
1960s
6 births
- 1970s 48
1970s
48 births
- 1980s 352
1980s
352 births
- 1990s
1990s
1,207 births
- 2000s
2000s
2,622 births
- 2010s
2010s
2,026 births
- 2020s
2020s
1,079 births
What this shows Peak: 2000s at 2,622 births (36% of all-time use).
How Isai compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 boys names closest to Isai's total volume
Isai vs 15 similarly-sized boys names
Isai by state
Where Isai concentrates geographically, total births since 1966
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 1,963 | 26.7% |
| #2 | Texas | | 1,763 | 24.0% |
| #3 | Arizona | | 261 | 3.6% |
| #4 | Florida | | 244 | 3.3% |
| #5 | Illinois | | 222 | 3.0% |
| #6 | North Carolina | | 215 | 2.9% |
| #7 | New York | | 181 | 2.5% |
| #8 | Washington | | 162 | 2.2% |
California share of Isai's total US births 26.7%
Even split
1,963 of 7,340 births nationwide. Compared to a flat distribution across 27 reporting states.
Isai appears in 27 states. Explore state details →
Frequently Asked Questions
How popular is the name Isai? ▼
Since 1966, Social Security records show 7,340 babies named Isai. Today it holds rank #1063 among boys. Its busiest year on record was 2007, with 333 births.
When was Isai most popular? ▼
Isai was most popular in the 2000s decade with 2,622 total births. The single peak year was 2007.
Where is Isai most popular? ▼
The top states for the name Isai are California (1,963 births), Texas (1,763 births), Arizona (261 births).
How long has the name Isai been used? ▼
Records for Isai go back to 1966, giving 60 years of history through 2025.
What names are similar to Isai? ▼
Names with a similar sound or spelling include Isaac, Isaiah, Isaias, Isadore, and 4 more. These share a common prefix and are also used for boys.
What to do with Isai's data
- Isai's usage has stayed within range of its 2000s decade-level peak (2,622 total births) through the 2020s (1,079) -- a comparatively stable name, not a fading trend.
- California records the most Isais (1,963 births) -- see the full state breakdown if geography matters to your decision. California names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Isai
Nearby Names Like Isai
Names with a similar sound, spelling, or feel to Isai
Isaac Boy
#41 331,508 births
Isaiah Boy
#56 254,020 births
Isaias Boy
#449 18,644 births
Isadore Boy
#8318 5,714 births
Isaak Boy
#2408 4,271 births
Compare Isai side by side: Isai vs Isaac Isai vs Isaiah Isai vs Isaias
Related Names
Names with a similar popularity rank to Isai
Oziel #1062
2,718 births · Peak 2025
Semaj #1064
7,421 births · Peak 2011
Syncere #1061
3,134 births · Peak 2022
Zeus #1065
2,696 births · Peak 2024
Caius #1060
2,329 births · Peak 2025
Agastya #1066
1,608 births · Peak 2025
Brett #1059
159,109 births · Peak 1986
Ivaan #1067
1,592 births · Peak 2022
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1966–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Isai: #1063 Boys' Name - 7,340 Births, Peak 2007." NameAlmanac. Accessed via https://namealmanac.com/name/isai. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Isai draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.