George Pollock (1793-1877) George Pollock was born about 1793. He was a farmer who died in Castlewarren on 27 Jun 1877, aged 84. Castlewarren Castlewarren is a townland in the Civil Parish of Donaghedy in the Barony of Strabane Lower. Castlewarren is in Co. Tyrone and has an area of 1.24 square miles. It is shown on the map below outlined in pale blue. A townland (Irish: baile fearainn; Ulster-Scots: toonlann is a small geographical division of land used in Ireland and in the Western Isles in Scotland. The townland system is of Gaelic origin, pre-dating the Norman invasion and most have names of Irish origin. However, some townland names and boundaries come from Norman manors, plantation divisions, or later creations of the Ordnance Survey. The total number of inhabited townlands in Ireland was 60,679 in 1911.