Lower, Mark A (1860) Patronymica Britannica: a dictionary of the family names of the United Kingdom. London: J.R. Smith. Public Domain.
OSHAUGHNESSY
There are approximately 755 people named Oshaughnessy in the UK. That makes it the 8,483rd most common surname overall. Out of every million people in the UK, approximately 12 are named Oshaughnessy.
Region of origin
British Isles
Country of origin
Ireland
Language of origin
Gaelic
Religion of origin
Christian
Classification
Celtic
From name of parent
Related and similar surnames
O'ShaughnessyO'Shaughgnessy
O'Shaughnnessy
O'Shaugnessy
O'Shaughnessey
O'Shaughnesy
O'Shaughnesey
O'Shaughnassy
O'Shaughnnesy
O'Shaughgnesy
O'Shaughness
O'Shaugnessey
O'Shaughnasy
O'Shaugnesey
O'Shaugnesy
O'Shaughnasey
O'Shaugnassy
O'Shaughnesie
O'Shaughnassey
O'Shaughnesay
The Oshaughnessy surname in historical dictionaries
Patronymica Britannica (1860)
OSHAUGHNESSY. "The O'Shanghnessys were lords of a mountainous district dividing Galway from Clare. The sept is traced however, in the annals of other parts of the country." The surname first appears in 1060. D'Alton.