Isidro
Boy name · #1810 in 2025 · Uniqueness 64/100
Isidro is currently the #1810 boy name in the United States — 88 babies received it in 2025. A decade ago it stood at #1910, so the name has been rising over the past ten years. Roughly one in every 20,455 boys born in 2025 was named Isidro.
Babies named Isidro per year, 1880–2025. Source: SSA.
The 140-year story
Isidro first appears in the Social Security records in 1885, when 5 boys received the name. Its peak came in 2000, when 160 boys were named Isidro — good for #949 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 Isidro against up to 5 other names.
Uniqueness: will there be another Isidro in class?
Isidro scores 64 out of 100 on our uniqueness scale, which blends current rarity with five-year momentum — putting it in the "distinctive" band. That middle band is the sweet spot many parents hunt for: recognizable without being everywhere.
Where Isidro is most common
State-level data for Isidro is sparse in 2025 — the name's footprint is too small for most states to report (the SSA suppresses counts under 5 per state for privacy).
Names like Isidro
Statistically, parents drawn to Isidro tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Genaro, Lazaro, Alexandro, Ramiro, and Pedro.
GenaroLazaroAlexandroRamiroPedroLisandroMauroAlvaro
Rank history (last 25 years)
| Year | Babies named Isidro | Rank |
|---|---|---|
| 2025 | 88 | #1808 |
| 2024 | 94 | #1752 |
| 2023 | 78 | #1970 |
| 2022 | 90 | #1804 |
| 2021 | 83 | #1853 |
| 2020 | 74 | #1946 |
| 2019 | 61 | #2265 |
| 2018 | 67 | #2101 |
| 2017 | 69 | #2032 |
| 2016 | 69 | #2047 |
| 2015 | 76 | #1910 |
| 2014 | 73 | #1959 |
| 2013 | 72 | #1931 |
| 2012 | 92 | #1668 |
| 2011 | 94 | #1620 |
| 2010 | 88 | #1725 |
| 2009 | 113 | #1472 |
| 2008 | 133 | #1303 |
| 2007 | 145 | #1215 |
| 2006 | 131 | #1273 |
| 2005 | 132 | #1201 |
| 2004 | 115 | #1292 |
| 2003 | 148 | #1049 |
| 2002 | 140 | #1076 |
| 2001 | 151 | #1004 |
Frequently asked questions
Is Isidro a popular boy name?
Isidro ranked #1810 among boys in 2025 with 88 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #1910.
When was the name Isidro most popular?
Isidro peaked in 2000, when 160 American boys received the name (ranked #949 that year). Since 2000 the name has declined from that high.
How rare is the name Isidro?
In 2025, roughly 1 in 20,455 newborn American boys was named Isidro. It scores 64/100 on our uniqueness scale (rarity blended with momentum), which we classify as "distinctive".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.