Sinclair
Number of Entries in Birth Indexes for 1890
Sinclair
Ireland
18
Leinster
3
Munster
—
Ulster
15
Connaught
—
Counties in which principally found
Armagh and Londonderry.
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.