O'Sullivan

Common Celtic patronymic

O'Sullivan is an Irish surname meaning "descendant of Súilleabháin," one of the most common family names in Ireland.

The name appears frequently in sports, particularly boxing and snooker: Ronnie O'Sullivan dominated the tournament.

The apostrophe marks the Gaelic "Ó" prefix indicating lineage.

snooker

Ronnie

Diminutive male name

baize · crucible · maximum · 147 · Sheffield · champion · rocket · frame · pot · clearance

surname

Irish

Of the Emerald Isle

  • patronymicName from father's name
  • clanRelated group sharing ancestry
  • GaelicCeltic linguistic tradition

Kerry · Cork · Munster · genealogy · heritage · ancestry · family · lineage · chieftain · emigration

placenames

street

Public urban roadway

townland · neighborhood · Boston · Chicago · New York · pub · bar · Irish-American · community · settlement

boxing

Irish

Of the Emerald Isle

Philadelphia · pugilist · bare-knuckle · contender · ring · bout · bantamweight · featherweight · knockout · promoter

musicians

Gilbert

Traditional male name

Penzance · Mikado · librettist · collaboration · HMS Pinafore · Victorian · composer · light opera

Categories
Opposites
Celtic ethnic/national identity

O'SullivanMacDonald

Patronymic from Donald

Campbell · Stewart · McGregor · Smith · Jones

surname origin markers

O'SullivanMacDonald

Patronymic from Donald

McTavish · Fitzgerald · Johansson · Petrov

Family

sully, unsullied, Sully, sullied, sullying, Sullivan

Familiarity
Top 500,000
Profile
Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G