Boys' name · since 1986
Riordan
Since 1986, U.S. Social Security records show 297 babies named Riordan, peaking in 2013. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #10,656 of 45,481
- all-time among boys
- #6,947 of 13,930
- 2025 SSA year
- 297
- born since 1986
- 2000s
- peak decade
Riordan currently ranks #6947 among boys' names in America, with 297 babies recorded since 1986.
Social Security Administration records show Riordan recorded 297 times among boys since 1986, holding rank #6947 nationally today, ahead of 50% of boys, peaking in the 2000s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1986 to 2025.
- #10,656 of 45,481 all-time among boys
- #6,947 of 13,930 2025 SSA year
- 297 born since 1986
- 2000s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Riordan ranks #10,656 of 45,481 boys' names by all-time recorded births (highest first) and #6,947 of 13,930 among boys' names in 2025. 297 born since 1986, peaking in the 2000s.
- #10,656 of 45,481
- all-time among boys
- #6,947 of 13,930
- 2025 SSA year
- 297
- born since 1986
- 2000s
- peak decade
Riordan's 297 recorded births place it above 76.56% of the 45,481 boys names in the full SSA archive.
No state rows cleared SSA’s public reporting threshold for this name.
How Riordan compares
297 45th percentile among 13,930 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Riordan's all-time total is 20% below the median boys name, and Liam still leads by a wide margin.
| Metric | Riordan | Median boys name (Takari) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 297 | 369 | 358,536 |
| Peak-year births | 18 | 34 | 22,252 |
Riordan's usage pattern, beyond the headline number
Splitting Riordan's full recorded timeline at 2009, 53% of its total births fall in the more recent half of the record versus 47% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1986, with just 5 recorded births -- worth weighing against the 2013 peak of 18 to see the full range of the name's swing in popularity.
Riordan popularity over time
Annual U.S. births registered with the Social Security Administration · 1986–2025
- Peak year (2013)
- 18
- Annual births at peak, across 40 years of records
Riordan by decade
2000s is the heaviest window (97 births, 33% of the file).
2000s was Riordan's strongest decade.
97 babies received the name during that ten-year window, about 33% of all-time use.
Riordan births by decade
Total births in each ten-year window
- 1980s 17
1980s
17 births
- 1990s 37
1990s
37 births
- 2000s
2000s
97 births
- 2010s
2010s
97 births
- 2020s
2020s
49 births
What this shows Peak: 2000s at 97 births (33% of all-time use).
Frequently Asked Questions
How popular is the name Riordan? ▼
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When was Riordan most popular? ▼
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What to do with Riordan's data
- Riordan's usage has stayed within range of its 2000s decade-level peak (97 total births) through the 2020s (49) -- a comparatively stable name, not a fading trend.
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Riordan
Nearby Names Like Riordan
Names with a similar sound, spelling, or feel to Riordan
Compare Riordan side by side: Riordan vs Rio Riordan vs Rion Riordan vs Riot
Related Names
Names with a similar popularity rank to Riordan
Nationwide names with similar peak year or record span
Two nationwide peer axes for Riordan: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~2013)
Similar record span (~39 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 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, 1986–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
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 Riordan 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 August 2026.