. The original Gaelic form of the name Grehan is "O Gormghaile" in
, or "O Goirmleadhaigh" in Ulster.
, sometimes referred to as County Tyrconnel, where the Grehan family held a seat from very ancient times.
This web page shows only a small excerpt of our Grehan research.Another 208 words (15 lines of text) are included under the topic Early Grehan History in all our PDF Extended History products and printed products wherever possible.
Names from the Middle Ages demonstrate many spelling variations
. This is because the recording scribe or church official often decided as to how a person's name was spelt and in what language. Research into the name Grehan revealed many variations, including Gormley, O'Gormley, Grehan, Gormleigh, Gormly, Gormlie, Grimes and many more.