sources if he stayed in ireland until 1830s are
http://titheapplotmentbooks.nationalarchives.ie/search/ 26 counties
Surname Forename Townland/Street Parish County Year
Sterling William Timahoe Timahoe Kildare 1833
Sterling William Timahoe Timahoe Kildare 1833
Sterling William R Brideschurch Kildare 1833
Sterling William R Brideschurch Kildare 1833
Sterling William R Caragh Carragh Kildare 1833
Sterling William A Carragh Kildare 1833
Sterling William R Downings Downings Kildare 1833
Sterling William R Downings Kildare 1833
Sterling William R Downings Kildare 1833
Sterling William R Downings Kildare 1833
Sterling William R Downings Downings Kildare 1833
Sterling William R Downings Downings Kildare 1833
§Stirling William R Yeomanstown East Carragh Kildare 1833
Stirling William A Donore Carragh Kildare 1833
from Tithes Applotment Books 1823-1837, based upon the index work of the
Irish Genealogy Hub’s listing for each parish in Northern Ireland,
The relevant original books are in the Public Record Office of Northern Ireland (PRONI) Belfast6 counties
Sterling, Townland: Aughandunverran Year: 1830-Hillsborough-Down
Sterling, W.-Townland : Ballymagarry Year: 1826-Shankill-Antrim
Sterling, W.-Townland: Ballymagarry Year: 1826-Belfast-Antrim
Sterling, Widow Townland: Goraclare Year: 1827-Bovevagh-Derry
Sterling, Widow Townland: Islandcarragh Year: 1828-Dunluce-Antrim
Sterling, William, Sr.-Townland: Islandcarragh Year: 1828-Dunluce-Antrim
Sterling, Willm.-Townland: Aughandunverran Year: 1830-Hillsborough-Down
Sterling, Wm.-Townland : Ballymurphy Year: 1826-Shankill-Antrim
Sterling, Wm.-Townland: Ballymurphy Year: 1826-Belfast-Antrim
Sterling, Wm.-Townland: Ladyhill Year: 1833-Antrim-Antrim
Stirling, Townland: Ballykeil Year: 1828-Seapatrick-Down
Stirling, Widow Townland: Leitrim Year: 1828--Ballyscullion-Antrim & Derry
Stirling, Widow Townland: Leitrim Year: 1828-Ballyscullion-Derry
Stirling, Willm.-Townland : Cloughole Year: 1835-Faughanvale-Derry
Stirling, Wm.-Townland: Liswatly Year: 1832-Ballyrashane-Antrim
Stirling, Wm.-Townland: Liswatly Year: 1832-Ballyrashane-Derry and Antrim