Total births
18
Boys' name · since 1968
Onassis
18 babies named Onassis in U.S. Social Security records since 1968, with the highest year being 1997. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- 18
- total births
- 1968–1997
- years on record
- 1990s
- peak decade
- 39%
- born in that decade
Onassis is not among the current top-ranked boys names; 18 have been recorded since 1968.
According to the U.S. Social Security Administration, Onassis has been recorded 18 times among boys since 1968, though it is not among the currently most-used boys names, with its heaviest use in the 1990s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1968 to 1997.
- 18 total births
- 1968–1997 years on record
- 1990s peak decade
- 39% born in that decade
Data updated Jul 2026
The verdict
18 boys have been named Onassis since 1968, peaking in the 1990s, last recorded in 1997.
- 18
- total births
- 1968–1997
- years on record
- 1990s
- peak decade
- 39%
- born in that decade
1990s
Peak decade
39% of everyone ever named Onassis was born in this single decade.
1997
Single peak year
7 babies were named Onassis in 1997 - its busiest year on record.
Onassis's usage pattern, beyond the headline number
Divide Onassis's SSA record in two at 1986 and the more recent half accounts for 67% of all births, the earlier half the remaining 33%, consistent with a name still gaining ground rather than fading. Its calmest year was 1986, with only 5 births recorded -- set against the 1997 peak of 7, that's the full swing in one name's fortunes.
Onassis at a glance
Last recorded 1997Peak year
1997
Current rank
Unranked
Active since
1968
Onassis popularity over time
Annual U.S. births registered with the Social Security Administration · 1968–1997
- Peak year (1997)
- 7
- Annual births at peak, across 30 years of records
Onassis by decade
Total births in each ten-year window, peak vs trough at a glance
1990s was Onassis's strongest decade.
7 babies received the name during that ten-year window, about 39% of all-time use.
Onassis births by decade
Total births in each ten-year window
- 1960s
1960s
6 births
- 1980s
1980s
5 births
- 1990s
1990s
7 births
What this shows Peak: 1990s at 7 births (39% of all-time use).
Frequently Asked Questions
How popular is the name Onassis? ▼
18 babies have been named Onassis since 1968. It was last recorded in 1997. The peak year was 1997 with 7 births.
When was Onassis most popular? ▼
Onassis was most popular in the 1990s decade with 7 total births. The single peak year was 1997.
How long has the name Onassis been used? ▼
Records for Onassis go back to 1968, giving 30 years of history through 1997.
What names are similar to Onassis? ▼
Names with a similar sound or spelling include Onaje, Ona, Onathan, Onan, and 3 more. These share a common prefix and are also used for boys.
Keep exploring Onassis
Nearby Names Like Onassis
Names with a similar sound, spelling, or feel to Onassis
Onaje Boy
#9184 109 births
Ona Boy
92 births
Onathan Boy
47 births
Onan Boy
#7841 43 births
Onas Boy
29 births
Compare Onassis side by side: Onassis vs Onaje Onassis vs Ona Onassis vs Onathan
Related Names
Names with a similar number of total births
Data Sources
Data as of July 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, 1968–1997 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Onassis: Baby Name Since 1968 - 18 Births, Peak 1997." NameAlmanac. Accessed via https://namealmanac.com/name/onassis. 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 Onassis 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 July 2026.