Show ContentsO'Healy History, Family Crest & Coats of Arms

While many Irish names are quite familiar to us, their original Gaelic forms are often forgotten and mysterious. The original Gaelic form of the name O'Healy is Ó hEalaighthe, which is derived from the word "ealadhach," which means "ingenious." Another Gaelic form of the surname is Ó hEilidhe, which is derived from the word "eilidhe," which means "claimant." 1

Early Origins of the O'Healy family

The surname O'Healy was first found in County Sligo (Irish: Sligeach), in the province of Connacht in Northwestern Ireland, where they held a family seat from ancient times.

Early History of the O'Healy family

This web page shows only a small excerpt of our O'Healy research. Another 161 words (12 lines of text) covering the years 1309, 1579, 1656, 1690, 1695, 1701, 1724, 1741, 1794 and 1800 are included under the topic Early O'Healy History in all our PDF Extended History products and printed products wherever possible.

O'Healy Spelling Variations

Pronunciation, rather than spelling, was what guided scribes and church officials in recording names, a practice that often led to the misleading result of one person's name being recorded under several different spellings. Numerous spelling variations of the surname O'Healy are preserved in documents that were examined for evidence of the family's history. The various spellings of O'Healy included Haly, Haley, Haily, Hely, Healy, Healey, O'Healey, O'Haly and many more.

Early Notables of the O'Healy family

Notable amongst the family name at this time was

  • Patrick O'Healy, was a Franciscan Bishop of Mayo, tortured and martyred in 1579; Sir John Hely (died 1701), was an English-born, Irish judge, Chief Baron of the Irish Exchequer in 1690 and later Chief...

Migration of the O'Healy family

North America received thousands of Irish immigrants from the English-ruled Ireland during the 19th century. Once in the United States or what would become Canada, these immigrants quickly contributed to the ongoing settling and industrialization processes. The largest influx of Irish settlers occurred with Great Potato Famine of the late 1840s. An exhaustive examination of immigrant and passenger lists has shown many early immigrants bearing the surname of O'Healy: James Haley, and his wife, who were on record in Virginia in 1654; John, Mary and Patrick Healy, who arrived in New York on June 30, 1816, aboard the Brig ".



  1. MacLysaght, Edward, The Surnames of Ireland. Ireland: Irish Academic Press, sixth edition, 1985. Print. (ISBN 0-7165-2366-3)


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