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OConor

OConor is a surname of Irish origin, anglicized from the Gaelic Ó Conchobhair, meaning “descendant of Conchobhar” (Conor). The name is historically associated with the royal dynasty of Connacht, whose members held leadership roles in western Ireland from the early medieval period onward. In medieval and early modern records, the Ó Conchobhair lineage produced several kings of Connacht and important regional leaders, contributing to the political and cultural history of the province. In later periods, the chief of the Ó Conchobhair line was traditionally styled O’Conor Don, a title used to designate the head of the historic Gaelic house.

Today the surname remains most common in Ireland, especially in the province of Connacht, and among Irish

Notable people bearing the surname have been identified across fields such as history, politics, sport, and

See also: Conchobar, Ó Conchobhair, O’Conor Don.

descendants
abroad
in
the
United
States,
the
United
Kingdom,
Canada,
and
Australia.
Spelling
variants
include
O’Conor
and
OConor,
reflecting
the
common
Anglicization
practices
that
altered
Gaelic
orthography
over
centuries.
the
arts.
As
with
many
Irish
surnames,
OConor
appears
in
genealogical
and
historical
sources
related
to
Irish
clans,
dynastic
lineages,
and
the
study
of
medieval
Ireland.