Hennessy
Number of Entries in Birth Indexes for 1890
*Hennessy (95)
Ireland
111
Leinster
31
Munster
74
Ulster
3
Connaught
3
Counties in which principally found
Cork, Limerick, Tipperary, and Dublin.
For an explanation of the above table see Table Explanation.
To find spelling variations and alternatives to particular surnames, see Matheson’s Varieties and Synonymes of Surnames and Christian Names in Ireland.