Total births
195
Boys' name · since 1912
Isiac
Since 1912, U.S. Social Security records show 195 babies named Isiac, peaking in 2001. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- 195
- total births
- 1912–2010
- years on record
- 2000s
- peak decade
- 58%
- born in that decade
Isiac sits outside today's top ranks for boys, with 195 recorded since 1912.
According to the U.S. Social Security Administration, Isiac has been recorded 195 times among boys since 1912, though it is not among the currently most-used boys names, with its heaviest use in the 2000s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1912 to 2010.
- 195 total births
- 1912–2010 years on record
- 2000s peak decade
- 58% born in that decade
Data updated Jul 2026
The verdict
195 boys have been named Isiac since 1912, peaking in the 2000s, last recorded in 2010.
- 195
- total births
- 1912–2010
- years on record
- 2000s
- peak decade
- 58%
- born in that decade
2000s
Peak decade
58% of everyone ever named Isiac was born in this single decade.
2001
Single peak year
15 babies were named Isiac in 2001 - its busiest year on record.
Isiac's usage pattern, beyond the headline number
Splitting Isiac's full recorded timeline at 1999, 66% of its total births fall in the more recent half of the record versus 34% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1912, with just 5 recorded births -- worth weighing against the 2001 peak of 15 to see the full range of the name's swing in popularity.
Isiac at a glance
Last recorded 2010Peak year
2001
Current rank
Unranked
Active since
1912
Isiac popularity over time
Annual U.S. births registered with the Social Security Administration · 1912–2010
- Peak year (2001)
- 15
- Annual births at peak, across 99 years of records
Isiac by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Isiac's strongest decade.
114 babies received the name during that ten-year window, about 58% of all-time use.
Isiac births by decade
Total births in each ten-year window
- 1910s 15
1910s
15 births
- 1920s 16
1920s
16 births
- 1930s 11
1930s
11 births
- 1960s 6
1960s
6 births
- 1980s 5
1980s
5 births
- 1990s 21
1990s
21 births
- 2000s
2000s
114 births
- 2010s 7
2010s
7 births
What this shows Peak: 2000s at 114 births (58% of all-time use).
Frequently Asked Questions
How popular is the name Isiac? ▼
195 babies have been named Isiac since 1912. It was last recorded in 2010. The peak year was 2001 with 15 births.
When was Isiac most popular? ▼
Isiac was most popular in the 2000s decade with 114 total births. The single peak year was 2001.
How long has the name Isiac been used? ▼
The SSA has tracked Isiac since 1912 -- 99 years through the most recent 2010 data.
What names are similar to Isiac? ▼
Names with a similar sound or spelling include Isiah, Isidro, Isidore, Isidoro, and 4 more. These share a common prefix and are also used for boys.
What to do with Isiac's data
- Isiac's decade-level peak was the 2000s (114 total births); usage has since declined to 7 in the 2010s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- 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 Isiac
Nearby Names Like Isiac
Names with a similar sound, spelling, or feel to Isiac
Isiah Boy
#1309 24,710 births
Isidro Boy
#1755 8,211 births
Isidore Boy
#3456 3,421 births
Isidoro Boy
1,292 births
Isidor Boy
#9014 419 births
Compare Isiac side by side: Isiac vs Isiah Isiac vs Isidro Isiac vs Isidore
Related Names
Names with a similar number of total births
Data Sources
Data as of July 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, 1912–2010 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Isiac: Baby Name Since 1912 - 195 Births, Peak 2001." NameAlmanac. Accessed via https://namealmanac.com/name/isiac. 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 Isiac 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 July 2026.