About Dillon
Dillon can be a modern spelling of Dylan or a given name taken from the independently established surname Dillon. The two histories meet in the same DIL-un pronunciation. Its modern bearers include quarterback Dillon Gabriel, while actor Matt Dillon provides a familiar surname association.
A spelling of Dylan
As a Dylan variant, Dillon belongs to the Welsh name's family. Dylan combines elements meaning to or toward and tide or flow. In the Fourth Branch of the Mabinogi, Dylan is a son of Arianrhod who takes immediately to the sea.
That story gives the Welsh name a vivid aquatic setting. Modern Dillon borrows its sound while using the spelling of a surname that already existed independently.
Dillan is another related modern spelling. English Dillon has two syllables and first-syllable stress. The double l keeps the central consonant visible without changing the number of syllables.
The surname has another origin
The surname Dillon is traced to a Norman French personal name, itself connected with the older Germanic name Dillo. Dillo's deeper origin is uncertain.
This route differs from the Welsh tide-name history. A child named from a Dillon family surname need not have the same naming story as one whose name was chosen as a spelling of Dylan.
The surname's established appearance helps explain the modern form's familiar look. Its double l and final -on resemble a family name even when the immediate choice belongs to the Dylan name family.
Dillon Gabriel and Oregon football
Oregon quarterback Dillon Gabriel received both the Big Ten's offensive-player-of-the-year and quarterback-of-the-year honors in 2024. The awards place his name within a specific season of college football.
Oregon's previous conference offensive-player winners included Marcus Mariota, Dennis Dixon, Joey Harrington, and Akili Smith. Gabriel's recognition therefore joined an existing history of prominent quarterbacks at the university.
His given name supplies a direct sporting association for Dillon, separate from the family-name role in which many people first encounter the spelling.
Matt Dillon's film surname
Matt Dillon received a supporting-actor Oscar nomination for Crash at the 2006 ceremony, which honored films released in 2005. The award was a nomination, rather than a win.
That film connection belongs to Dillon as a surname. Together with Gabriel's first name, it shows the same written form occupying different places in familiar public names.
American popularity
Dillon reached its strongest United States boys' ranking and largest annual count in 1992, at #73 with 5,062 births. Its later counts were 2,263 in 2000 and 1,055 in 2010.
By 2025 it ranked #930 with 253 boys. Girls also received the spelling in much smaller numbers, including forty-one in 2025. The American peak is strongly concentrated in the early 1990s, followed by a long decline.
Sources & methodologyReferences, data & attribution
Meaning and history draw on the references below. American figures use the local Social Security Administration series for this exact spelling and sex; counts below five are omitted. Existing Wiktionary content is available under CC BY-SA. Suggested shortenings are identified in the prose.
- Wiktionary: Dillon (English)
- Social Security Administration: national name data
- Wikidata: Dillon Brooks
- Wikidata: Dillon Francis
- Wikidata: Sidney Dillon Ripley
- Wikidata: Dillon Casey
- Wikidata: Dillon Powers
- Wikidata: Dillon
- Wikidata: Dillon Dubé
- FamilySearch: Dictionary of American Family Names, Dillon
- Oregon: Dillon Gabriel
- Academy: Matt Dillon
Wiktionary material is available under CC BY-SA 4.0.
How popular is Dillon?
In 2025, Dillon ranked #930 among boys in the United States, with 253 recorded uses. The U.S. birth records first list this spelling for boys in 1892; its largest annual count was 5,062 in 1992. 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.