Izaac
Boy name · #2856 in 2025 · Very rare
How old is the name Izaac? In official American birth records, Izaac has been tracked continuously since 1977, giving it 48 years of documented American history.
In 2025, 44 baby boys were named Izaac, placing it at #2856 in the official national rankings. A decade ago it stood at #1359, so the name has been falling over the past ten years. Roughly one in every 40,909 boys born in 2025 was named Izaac.
Babies named Izaac per year. Source: Official national birth records.
The 48-year story
Izaac first appears in the Social Security records in 1977, when 7 boys received the name. Its peak came in 2009, when 151 boys were named Izaac — good for #1191 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.
Unlock the 5-year forecast and compare Izaac against up to 5 other names.
Uniqueness: will there be another Izaac in class?
On our rarity read — which blends how common Izaac is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Izaac will likely be the only one in the room, with the occasional spelling-out as the price.
Where Izaac is most common
State-level data for Izaac 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 Izaac
Statistically, parents drawn to Izaac tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Isaak, Izaak, Issac, Ishan, and Zac.
IsaakIzaakIssacIshanZacKadynArnavMarek
Rank history (last 25 years)
| Year | Babies named Izaac | Rank |
|---|---|---|
| 2025 | 44 | #2833 |
| 2024 | 51 | #2595 |
| 2023 | 47 | #2737 |
| 2022 | 63 | #2269 |
| 2021 | 51 | #2552 |
| 2020 | 64 | #2167 |
| 2019 | 79 | #1886 |
| 2018 | 80 | #1872 |
| 2017 | 80 | #1844 |
| 2016 | 77 | #1903 |
| 2015 | 128 | #1359 |
| 2014 | 131 | #1329 |
| 2013 | 146 | #1229 |
| 2012 | 146 | #1218 |
| 2011 | 120 | #1385 |
| 2010 | 133 | #1292 |
| 2009 | 151 | #1191 |
| 2008 | 145 | #1211 |
| 2007 | 131 | #1311 |
| 2006 | 100 | #1512 |
| 2005 | 134 | #1191 |
| 2004 | 101 | #1404 |
| 2003 | 95 | #1400 |
| 2002 | 99 | #1332 |
| 2001 | 73 | #1617 |
Frequently asked questions
How old is the name Izaac?
In official American birth records, the name Izaac first appeared in 1977 (over 48 years ago), when 7 newborn boys received the name. It has been tracked in modern national records for 48 years.
Is Izaac a popular boy name?
Izaac ranked #2856 among boys in 2025 with 44 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1359.
When was the name Izaac most popular?
Izaac peaked in 2009, when 151 American boys received the name (ranked #1191 that year). Since 2009 the name has declined from that high.
How rare is the name Izaac?
In 2025, roughly 1 in 40,909 newborn American boys was named Izaac. 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.