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O'Shanessy History, Family Crest & Coats of Arms

Irish surnames are linked to the long Gaelic heritage of the Island nation. The original Gaelic form of the name O'Shanessy is O Seachnasaigh.

Early Origins of the O'Shanessy family

The surname O'Shanessy was first found in County Galway (Irish: Gaillimh) part of the province of Connacht, located on the west coast of the Island.

Early History of the O'Shanessy family

This web page shows only a small excerpt of our O'Shanessy research.
Another 201 words (14 lines of text) covering the years 1569, 1690, 1691, 1673, 1691, 1673 and 1744 are included under the topic Early O'Shanessy History in all our PDF Extended History products and printed products wherever possible.

O'Shanessy Spelling Variations

Lacking standardized spellings, scribes and church officials recorded people's name according to how they sounded. This practice often led to the misleading result of one person's name being recorded under several different spellings. Numerous spelling variations of the surname O'Shanessy are preserved in the archival documents of the period. The various spellings of the name that were found include O'Shaughnessy, Shaughnessy, O'Shanessy, Shanessy and others.

Early Notables of the O'Shanessy family (pre 1700)

Notable amongst the family name at this time was Ruaidhrí Gilla Dubh Ó Seachnasaigh (aka Sir Roger O'Shaughnessy) (died 1569), Irish Knight and Chief of the Name; Roger O'Shaughnessy, The O'Shaughnessy (d. 1690), Captain in the Irish...
Another 37 words (3 lines of text) are included under the topic Early O'Shanessy Notables in all our PDF Extended History products and printed products wherever possible.

Migration of the O'Shanessy family to the New World and Oceana

Many Irish families boarded ships bound for North America in the middle of 19th century to escape the conditions of poverty and racial discrimination at that time. Although these immigrants often arrived in a destitute state, they went on to make important contributions to the emerging nations of the United States and Canada. An inquiry into many immigration and passenger lists has revealed many early immigrants to North America bearing the O'Shanessy family name:

O'Shanessy Settlers in United States in the 19th Century

  • John O'Shanessy, who settled in Philadelphia in 1820

O'Shanessy Family Crest Products

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