Here is another important 'sticky' for those who have Irish Jewish Family ancestors and descendants. See The Irish Genealogical Society website and data base The Irish Jewish Family History Data base compiled by Stuart Rosenblatt over many years. This data base contains over 61000 individuals ( as on 2018)who have lived in Ireland from 1700 to the present. This is a searchable data base by surname and contains over 70 fields of information including births, marriages,deaths, school records, occupations, addresses, parents, siblings, burial plots and more.
The website also has details of various publications relating to Irish Jewish individuals.
There are contact details for those seeking more detailed data on the individuals on the data base.