The name Casserlay is derived from the Irish Gaelic Mac Casarlaigh.
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Early Origins of the Casserlay family
The surname Casserlay was first found in count Roscommon (Irish: Ros Comáin) located in central Ireland in the province of Connacht. First mention is in the Four Masters, of Cumumhan Mac Casarlaigh, one of the Connacht chiefs slain at the battle of Athenry in 1249.
Early History of the Casserlay family
This web page shows only a small excerpt of our Casserlay research. Another 22 words (2 lines of text) covering the year 1462 is included under the topic Early Casserlay History in all our PDF Extended History products and printed products wherever possible.
Casserlay Spelling Variations
Spelling variations of this family name include: Casserly, Casserley, Casserlay, Casseley, MacCasarlaigh and many more.
Early Notables of the Casserlay family
More information is included under the topic Early Casserlay Notables in all our PDF Extended History products and printed products wherever possible.
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Migration of the Casserlay family
Some of the first settlers of this family name or some of its variants were: John Casserly, who was naturalized in Marine Court, New York City in 1834; Patrick Casserly who arrived in Philadelphia, Pennsylvania in 1850; Peter Casserley, who was on record in Detroit in 1856.