Many Irish surnames have a long, ancient Gaelic history behind them. The original Gaelic form of the name Sheridon is Ó Sirideain, which means descendant of Siridean.
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Early Origins of the Sheridon family
The surname Sheridon was first found in county Longford (Irish: An Longfort) traditionally known as Annaly or Teffia, and situated in the Irish Midlands, in Northwest Leinster.
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Early History of the Sheridon family
This web page shows only a small excerpt of our Sheridon research. Another 123 words (9 lines of text) covering the years 1635, 1669, 1682, 1687, 1691, 1711, 1738 and 1751 are included under the topic Early Sheridon History in all our PDF Extended History products and printed products wherever possible.
Sheridon Spelling Variations
Numerous spelling variations of the surname Sheridon exist. A partial explanation for these variants is that ancient scribes and church officials recorded names as they were pronounced, often resulting in a single person being recorded under several different spellings. Different spellings that were found include Sheridan, O'Sheridan, Sheridon, Sheridin and others.
Early Notables of the Sheridon family
Another 48 words (3 lines of text) are included under the topic Early Sheridon Notables in all our PDF Extended History products and printed products wherever possible.
Sheridon migration to Australia
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Emigration to Australia followed the First Fleets of convicts, tradespeople and early settlers. Early immigrants include:
Sheridon Settlers in Australia in the 19th Century
John Sheridon, who arrived in Adelaide, Australia aboard the ship "Constant" in 1849 1
Sheridon migration to Australia 
Ireland
