Total births
4,020
Unisex name · since 1971
Indigo
4,020 babies named Indigo in U.S. Social Security records since 1971, with the highest year being 2025. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #920
- among girls today
- 4,020
- born since 1971
- 2020s
- peak decade
- 95%
- more common than other girls
Indigo currently ranks #920 among unisex names in America, with 4,020 babies recorded since 1971.
Social Security Administration records show Indigo recorded 4,020 times among girls since 1971, holding rank #920 nationally today, ahead of 95% of girls, peaking in the 2020s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1971 to 2025.
- #920 among girls today
- 4,020 born since 1971
- 2020s peak decade
- 95% more common than other girls
Data updated Jun 2026
The verdict
Indigo is currently the #920 unisex name in America, more common than 95% of girls - 4,020 born since 1971, peaking in the 2020s.
- #920
- among girls today
- 4,020
- born since 1971
- 2020s
- peak decade
- 95%
- more common than other girls
Indigo vs. every other girls name in current SSA rankings
#920
of 17,726 girls in use
More common than 95% of names given to girls today.
2020s
Peak decade
42% of everyone ever named Indigo was born in this single decade.
2025
Single peak year
318 babies were named Indigo in 2025 - its busiest year on record.
How Indigo compares
4,020 Top 15% higher than 85% of 17,726 names currently given to girls
Based on all-time total births among currently-ranked girls 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
Indigo's all-time total is 11x the median girls name, and Olivia still leads by a wide margin.
| Metric | Indigo | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 4,020 | 382 | 567,345 |
| Peak-year births | 318 | 48 | 19,840 |
Indigo's usage pattern, beyond the headline number
Divide Indigo's SSA record in two at 2006 and the more recent half accounts for 77% of all births, the earlier half the remaining 23%, consistent with a name still gaining ground rather than fading. Its calmest year was 1971, with only 5 births recorded -- set against the 2025 peak of 318, that's the full swing in one name's fortunes.
Indigo at a glance
Top 1,000 girls' namePeak year
2025
Current rank
#920
Active since
1971
Indigo popularity over time - girls
Annual U.S. births registered with the Social Security Administration · 1971–2025
- Peak year (2025)
- 318
- Annual births at peak, across 55 years of records
Indigo popularity over time - boys
1,222 total births recorded since 1994 (Indigo as boys' name)
Indigo by decade
Total births in each ten-year window, peak vs trough at a glance
2020s was Indigo's strongest decade.
1,693 babies received the name during that ten-year window, about 42% of all-time use.
Indigo births by decade
Total births in each ten-year window
- 1970s 5
1970s
5 births
- 1980s 12
1980s
12 births
- 1990s 565
1990s
565 births
- 2000s 597
2000s
597 births
- 2010s
2010s
1,148 births
- 2020s
2020s
1,693 births
What this shows Peak: 2020s at 1,693 births (42% of all-time use).
How Indigo compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 girls names closest to Indigo's total volume
Indigo vs 15 similarly-sized girls names
Indigo by state
Where Indigo concentrates geographically, total births since 1971
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 470 | 11.7% |
| #2 | New York | | 221 | 5.5% |
| #3 | Texas | | 207 | 5.1% |
| #4 | Florida | | 158 | 3.9% |
| #5 | Pennsylvania | | 104 | 2.6% |
| #6 | Ohio | | 98 | 2.4% |
| #7 | Georgia | | 96 | 2.4% |
| #8 | Washington | | 92 | 2.3% |
California share of Indigo's total US births 11.7%
Even split
470 of 4,020 births nationwide. Compared to a flat distribution across 33 reporting states.
Indigo appears in 33 states. Explore state details →
Frequently Asked Questions
How popular is the name Indigo? ▼
Since 1971, Social Security records show 4,020 babies named Indigo. Today it holds rank #920 among girls. Its busiest year on record was 2025, with 318 births.
When was Indigo most popular? ▼
Indigo was most popular in the 2020s decade with 1,693 total births. The single peak year was 2025.
Where is Indigo most popular? ▼
The top states for the name Indigo are California (470 births), New York (221 births), Texas (207 births).
Is Indigo a unisex name? ▼
Yes, Indigo is used for both boys and girls. As a girl's name it has 4,020 births, and as a boy's name it has 1,222 births.
How long has the name Indigo been used? ▼
Indigo has been recorded in Social Security data since 1971, spanning 55 years of data through 2025.
What names are similar to Indigo? ▼
Names with a similar sound or spelling include India, Indie, Indira, Indy, and 4 more. These share a common prefix and are also used for girls.
What to do with Indigo's data
- California records the most Indigos (470 births) -- see the full state breakdown if geography matters to your decision. California names
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Indigo
Nearby Names Like Indigo
Names with a similar sound, spelling, or feel to Indigo
India Girl
#1351 23,990 births
Indie Girl
#654 4,412 births
Indira Girl
#2989 2,476 births
Indy Girl
#778 2,329 births
Indiana Girl
#2249 2,090 births
Compare Indigo side by side: Indigo vs India Indigo vs Indie Indigo vs Indira
Related Names
Names with a similar popularity rank to Indigo
Data Sources
Data as of June 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, 1971–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Indigo: #920 Unisex Name - 4,020 Births, Peak 2025." NameAlmanac. Accessed via https://namealmanac.com/name/indigo. Licensed CC BY-SA 4.0.
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 Indigo 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 June 2026.