Isaack

#12,744 in 2025Boys' name

Possibly he laughs, he will laugh, through Isaac

Isaack has been given to 141 babies in the U.S. since 1996. In 2025 it ranked #12,744 of 13,926 boys’ names in use. Its peak year was 2004, with 13 recorded.

Babies named Isaack, 2025

1 in 663,000

Isaack over time, 1880–2025

Boys
05101518801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Isaack: meaning, origin, and history

Possibly he laughs, he will laugh, through Isaac

Hebrew

What Isaack means

Isaack belongs to the name family reached through Isaack → Isaac. Its meaning is “he laughs, he will laugh”.

Origin, language, and formation

Isaack is used in English. Its origins include Hebrew.

Related names and everyday forms

Related names include Isaac.

American usage and historical context

In the United States, 141 boys were recorded with the name Isaack between 1996 and 2025. Its highest annual count was 13 in 2004; its best national rank was #5,925 in 2004.

Over 5 years its rank rose, from #12,810 in 2020 to #12,744 in 2025.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How common is Isaack?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 663,000
5 of 3,315,165 births
Among boys only
1 in 342,000
<0.01% of boys
Rank, 2025
#12,744
of 13,926 boys’ names in use
Coin-flip room size
459,581 kids
Even odds of a second one

Where Isaack sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 2025 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 459,581 children born in 2025 and it's an even bet that one of them is another Isaack. In a class of 30 the chance is Under 1%.

When Isaacks were born

Half of everyone ever recorded as Isaack was born before 2009 — so the typical Isaack is around 16 today.

Median birth year
2009
About 16 years old
Biggest decade
2000s
48.9% of all use
Born in the last 25 years
96.5%
A modern name
Recorded since 1950
141
People you could plausibly meet
Choose a decade

2000s — 48.9% of all recorded uses (69).

Is Isaack rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
—
Not ranked then
Rank vs 5 years ago
+66
Places climbed
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
38.5%
Peak was 2004 (13)
Years since peak
21
Years
Year-to-year steadiness
Shifting
24.6% average annual change
Best rank ever
#5,925
2004

Spellings of Isaack

Isaack is not the most common spelling — Isaac is, with 89.0% against Isaack's 0.04%.

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Where Isaack is used

Across 1910–2025, Isaack was most concentrated in Texas — about 1 in — boys, against 1 in 1,326,346 across all states with data.

00 per 100,000

Most concentrated

  1. 1Texas1 in —

Shading is the share of that state's recorded boys given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Isaack has too little recent state data to map, so this covers all years from 1910.

Isaack around the world

Where Isaack ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • England & Wales
    2020–2020
    #4,608
    in 2020
  • France
    2002–2025
    #2,462
    in 2025
  • Canada
    2005–2007
    #2,209
    in 2007

Popularity data from Office for National Statistics, Institut national de la statistique et des études économiques and Statistics Canada. ONS data under Open Government Licence v3.0. INSEE data under Licence Ouverte / Etalab 2.0. StatCan data under Statistics Canada Open Licence.

Isaack by the numbers

The raw record for each sex the name is used for.

As a boy's name

Rank in 2025
#12,744
Trend vs 5 yrs ago
Up 66
Best rank ever
#5,925
2004
Peak year
2004
13 that year
First recorded
1996
Last recorded
2025
All-time count
141
Count in 2025
5

Names similar to Isaack

Matched on shared beginnings and endings, similar length, and comparable popularity.

Sibling names for Isaack

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Isaack