Jordan, MacShiúrtáin A surname of Norman origin meaning son of Jordan, assumed by the descendants of Jordan D’Exeter who settled in Mayo. In 1890 Jordan was principally found in Dublin, Mayo, Antrim and Galway, and the estimated number of bearers was 4,070. In the United States it is the 110th most numerous surname with an estimated 214,500 bearers. In England and Wales in 1996 it was the 219th most numerous surname.
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