Sullivan

SUL·ih·vun · 3 syllables

Sullivan is distinctive.

91/100

Strong Practical Fit

Balanced across pronunciation, everyday use, lifetime fit and international use.

Name Profile

Pronunciation & Spelling
Effortless
91/100
Everyday Use
Low risk
Shortens naturally in everyday use, to one established short form.
95/100
Growing Up
Strong lifetime fit
Works comfortably across child and adult settings.
82/100
International Use
Broad international fit
Works cleanly across the assessed languages and writing systems.
85/100

NAME DETAILS

COMMON FORMS: Sully
CLOSE SPELLINGS: Sulivan

ORIGIN & HISTORY

About the name

Dark-eyed (a compound sense built from Irish 'súil,' eye, and 'dubh,' dark/black, plus a diminutive suffix), describing a physical characteristic rather than a virtue or abstract quality.

Ó Súileabháin (Irish Gaelic).

POPULARITY

Sullivan over time

United States

#314RANK

Rank #314 gives national context, not a classroom forecast.

Uncommon in current U.S. usage. Ranked #314 in the U.S., 2025.

SourceU.S. Social Security Administration · 2025 release

Pronunciation & Forms

SAY IT

SUL·ih·vun

STRESS ON THE FIRST SYLLABLE

COMMON FORMS

Sully

CLOSE SPELLINGS

Sulivan

OTHER-LANGUAGE FORMS

Ó Súileabháin (Irish Gaelic, original form)

PRACTICAL LIFE

How This Name Lives

AT SCHOOL & DAY TO DAY

A friendly, three-syllable name for a child, softened easily into the informal nickname Sully for everyday use.

Cultural Footprint

Originally an Anglicized Irish surname now used as a given name in English-speaking countries, part of the broader modern trend of adopting Irish patronymic surnames (alongside names like Cassidy and Delaney) as first names.

TRACEABLE ORIGIN

James P. "Sulley" Sullivanlead character in Pixar's Monsters, Inc. · 2001
Anne Sullivan (1866-1936)American teacher best known as Helen Keller's lifelong instructor and companion, beginning in 1887

Community Impressions

Sullivan reads as mature, wholesome, and dependable, carrying an approachable Irish-surname warmth reinforced by its friendly nickname Sully and by association with a beloved animated film character.

How this name is commonly received · not used in the score

More about Sullivan

FORMALITY

Functions as a formal given name on its own, with Sully serving as its established informal short form.

Names around it

Cassidy Delaney

EDITORIAL SYNTHESIS

The Decision

Sullivan is spelled without unusual letter patterns, and it holds up in everyday use. Surname-dependent compatibility remains unassessed until a surname is added.

STRENGTH

English speakers will most likely pronounce it correctly on the first try. Uses standard characters that systems widely handle cleanly.

BEST FIT

Everyday Use is the strongest-scoring part of this name — no obvious nickname traps, rhymes, or initial issues detected.

FULL-NAME CHECK