About Kelli
Kelli is an English spelling variant of Kelly, with the same pronunciation, KELL-ee. Its Irish background leads to Ceallach, a name whose original meaning is uncertain. The final i distinguishes this spelling on the page. Singer and actor Kelli O'Hara gives it a notable connection with both Broadway musicals and the Metropolitan Opera.
Meaning and Irish background
Kelly developed from the Irish personal name Ceallach and from the related surname Ó Ceallaigh. Ceallach is traditionally interpreted as bright-headed, but connections with words for war or strife and church have also been proposed. No single interpretation is secure.
The wider Kelly name has been used for both men and women. Kelli is primarily a feminine English spelling, alongside Kellie, Kelley, and Kelleigh. These forms belong to the same family and do not acquire different meanings from their endings.
The name has two syllables, with stress at the beginning and a short e as in bell. Kelli's final i represents an ee sound. Kell could be a suggested informal shortening, although the full name is already brief.
Kelli O'Hara on Broadway
Kelli O'Hara won the 2015 Tony Award for leading actress in a musical for The King and I. She played Anna Leonowens opposite Ken Watanabe as the King of Siam in Lincoln Center Theater's production, directed by Bartlett Sher.
The musical follows a British teacher brought to the royal court in nineteenth-century Bangkok. Its central relationship develops through conflicting expectations about education, authority, and personal independence. O'Hara's performance placed the name Kelli at the center of a major Broadway revival.
The production opened at the Vivian Beaumont Theater in April 2015. Its award history distinguishes O'Hara's leading-actress win from the separate featured-actress award won by fellow cast member Ruthie Ann Miles.
From Broadway to opera
O'Hara also performed at the Metropolitan Opera. She appeared as Valencienne in Lehár's The Merry Widow in 2014 and as Despina in Mozart's Così fan tutte in 2018.
The latter production relocated the opera's romantic disguises and deceptions to a fairground setting. Despina, working with Don Alfonso, helps drive the experiments that test the young lovers. The role gave O'Hara a different theatrical world from Anna's classroom and royal court.
Her career connects Kelli with a performer moving between musical theater and opera, rather than with a single character or production. The same concise professional first name appears in both settings.
American popularity
Kelli reached #115 for United States girls in both 1969 and 1970. Its largest annual count came in 1970, with 3,331 births. It remained at #125 in 1980, with 2,486 girls.
Use later declined to #538 in 2000 and seventeen births in 2025. Kelli's strongest American generation therefore belongs to the later twentieth century, before O'Hara's Tony-winning performance.
Sources & methodologyReferences, data & attribution
Origins and cultural connections draw on the references below. American figures use the local SSA series for the exact spelling and sex, omitting counts below five. Existing Wiktionary material is available under CC BY-SA. Suggested shortenings are identified in the text.
- Wiktionary: Kelli (English)
- Wiktionary: Kelli (Estonian)
- Wiktionary: Kelly
- U.S. Social Security Administration: national name data and limitations
- Wikidata: Kelli Berglund
- Wikidata: Kelli Garner
- Wikidata: Kelli McCarty
- Wikidata: Kelli Williams
- Wikidata: Kelli Giddish
- Wikidata: Kelli O'Hara
- Wikidata: Kelli Maroney
- Tony Awards: 2015 winners
- Lincoln Center: The King and I announcement
- Metropolitan Opera: O’Hara as Despina
Wiktionary material is available under CC BY-SA 4.0.
How popular is Kelli?
In 2025, Kelli ranked #6,689 among girls in the United States, with 17 recorded uses. The U.S. birth records first list this spelling for girls in 1945; its largest annual count was 3,331 in 1970. Rankings count each spelling separately. They describe national use, so local familiarity can differ. The popularity chart shows whether the name has remained common, returned after a quieter period, or risen recently.