Kelly
- Pronunciation
- [Ke-lly]
- Gender
- Male
- Meaning
- Warrior
- Origin
- Gaelic
About the Name Kelly
Kelly derives from the Old Irish and Gaelic surname Ó Ceallaigh, meaning "warrior" or "bright-headed" — ceallach in Old Irish referring to strife or battle, giving the name a martial edge common to Irish clan surnames that were transferred to first-name use. The name spread widely through Irish diaspora communities in Britain and North America, initially as a surname and then increasingly as a given name across the twentieth century. Its one-word compactness and Irish heritage gave it broad appeal during the surge of interest in Celtic names from the 1950s onward.
Among notable bearers, Kelly Brook, born 1979, is an English model, actress, and TV personality whose three-decade career has produced defining late-1990s and 2000s English glamour-modeling and American film roles. Kelly Rowland, born 1981, is an American singer, songwriter, and actress whose three-decade career — first as a member of Destiny's Child and then as an R&B solo artist — has made her one of the most iconic American R&B performers of her generation.
On the male side of the SSA data, Kelly first entered the top-1000 in 1968 and peaked that same year at #97, reflecting the name's brief window of use as a masculine given name in the United States. It recorded 3,619 top-1000 births before dropping out of the male top-1000 after 2002, when it ranked #884 with 185 births. The name now reads primarily as feminine in American usage. The recorded variant is Kelli.
Source: U.S. Social Security Administration name data, 1880–2024 (methodology). By Marvin Tang.
Quick Facts About Kelly
US Popularity History (1959–2025)
Annual US births named Kelly by gender, from US Social Security Administration records. Peak year: 1977 with 18,234 girls named Kelly (girl rank #10 that year).
Where it stands today: in 2025, ranked #852 for girls (319 US births). That's 842 places below its 1977 peak.
Source: US Social Security Administration. Limitations: US birth-certificate data only; names appearing fewer than 5 times in a given year are suppressed for privacy; spelling variants are counted separately. For names that ranked outside the US top 100 before year 2000, only the years they reached the top 100 are shown — the chart may have gaps for less-popular historical names.
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Where in the US Is Kelly Most Popular?
Average girl-name rank within each state across 2016–2025 SSA records. A lower number means the name appears closer to the top of that state's girls-name rankings — a per-capita measure that isn't biased toward large states. For Kelly the strongest states are Connecticut, New York, New Jersey.
Strongest girls-name states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | Connecticut | #461 | 49 |
| 2 | New York | #490 | 340 |
| 3 | New Jersey | #510 | 162 |
| 4 | Florida | #556 | 292 |
| 5 | Maryland | #563 | 94 |
| 6 | Oregon | #574 | 19 |
| 7 | California | #574 | 607 |
| 8 | Massachusetts | #591 | 73 |
| 9 | Virginia | #612 | 121 |
| 10 | Kentucky | #634 | 20 |
Weakest girls-name states
| # | State | Avg rank | Births |
|---|---|---|---|
| 1 | Minnesota | #952 | 15 |
| 2 | Louisiana | #859 | 22 |
| 3 | Indiana | #854 | 22 |
| 4 | Ohio | #847 | 46 |
| 5 | Wisconsin | #832 | 17 |
| 6 | Colorado | #816 | 40 |
| 7 | North Carolina | #785 | 115 |
| 8 | Arizona | #783 | 51 |
| 9 | Washington | #779 | 51 |
| 10 | Georgia | #765 | 90 |
Source: SSA state-level baby-name dataset 2016–2025. States with fewer than 3 years of data for Kelly in this window are excluded. Births < 5 in a given state-year are suppressed by SSA for privacy.
Famous People Named Kelly
2 notable figures from history and culture who share the name Kelly.
- Kelly Brook — TV Show Host (1979)
- Kelly Rowland — Pop Singer (1981)
Looking for names like Kelly?
A dedicated page with 60+ related names — spelling variants, rhymes, alliterations, same-origin matches, and shared meaning concepts — lives at its own URL so each kind of similarity gets a deeper treatment than fits here.
Compare Kelly to Other Popular Names
Side-by-side popularity charts and crossover years for Kelly against today's most popular girls-name peers (top 8 by US births in the last 10 years of SSA records).
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