Isaak
Boy name · #2699 in 2025 · Very rare
How old is the name Isaak? In official American birth records, Isaak has been tracked continuously since 1976, giving it 49 years of documented American history.
In 2025, 48 baby boys were named Isaak, placing it at #2699 in the official national rankings. A decade ago it stood at #1406, so the name has been falling over the past ten years. Roughly one in every 37,500 boys born in 2025 was named Isaak.
The 49-year story
Isaak first appears in the Social Security records in 1976, when 5 boys received the name. Its peak came in 2009, when 218 boys were named Isaak — good for #940 that year. Today's parents encounter it on its way down the popularity curve, which for many parents is exactly the appeal. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Babies named Isaak per year. Source: Official national birth records.
Unlock the 5-year forecast and compare Isaak against up to 5 other names.
Uniqueness: will there be another Isaak in class?
On our rarity read — which blends how common Isaak is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Isaak will likely be the only one in the room, with the occasional spelling-out as the price.
Where Isaak is most common
State-level data for Isaak is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Isaak
Statistically, parents drawn to Isaak tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Izaak, Isak, Izaac, Marek, and Ishan.
IzaakIsakIzaacMarekIshanJakubJavenPavel
Rank history (last 25 years)
| Year | Babies named Isaak | Rank |
|---|---|---|
| 2025 | 48 | #2676 |
| 2024 | 58 | #2393 |
| 2023 | 55 | #2441 |
| 2022 | 66 | #2191 |
| 2021 | 66 | #2157 |
| 2020 | 77 | #1911 |
| 2019 | 98 | #1652 |
| 2018 | 106 | #1576 |
| 2017 | 108 | #1525 |
| 2016 | 108 | #1539 |
| 2015 | 122 | #1406 |
| 2014 | 135 | #1306 |
| 2013 | 148 | #1211 |
| 2012 | 161 | #1135 |
| 2011 | 178 | #1056 |
| 2010 | 183 | #1053 |
| 2009 | 218 | #940 |
| 2008 | 189 | #1014 |
| 2007 | 195 | #996 |
| 2006 | 165 | #1077 |
| 2005 | 173 | #995 |
| 2004 | 189 | #904 |
| 2003 | 179 | #921 |
| 2002 | 214 | #803 |
| 2001 | 210 | #799 |
Frequently asked questions
How old is the name Isaak?
In official American birth records, the name Isaak first appeared in 1976 (over 49 years ago), when 5 newborn boys received the name. It has been tracked in modern national records for 49 years.
Is Isaak a popular boy name?
Isaak ranked #2699 among boys in 2025 with 48 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1406.
When was the name Isaak most popular?
Isaak peaked in 2009, when 218 American boys received the name (ranked #940 that year). Since 2009 the name has declined from that high.
How rare is the name Isaak?
In 2025, roughly 1 in 37,500 newborn American boys was named Isaak. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: Official American birth records, 1880–2025, national and state files. Counts reflect registered birth records for American families.