Proper noun
A town in County Meath, Ireland.
A former civil parish in Cheshire West and Chester borough, Cheshire, England, abolished in 2015; the hamlet of Oldcastle Heath is in this area (OS grid ref SJ4745).
An area and ward in Bridgend county borough, Wales (OS grid ref SS9079).
A small village in Monmouthshire, Wales, near the border with England (OS grid ref ST3224).
An unincorporated community in Tecumseh, Ontario, Canada.
Source: en.wiktionary.orgThe corridor begins south of Oldcastle and continues south through McGregor, Harrow, Kingsville, and Ruthven. Source: Internet
The Cobhams It is not clear, however, if Shakespeare characterized Falstaff as he did for dramatic purposes, or because of a specific desire to satirize Oldcastle or the Cobhams. Source: Internet
There is little indication that the Lollard Knights were specifically known as such during their lifetimes; they were men of discretion, and unlike Sir John Oldcastle years later, rarely gave any hint of open rebellion. Source: Internet
Sir John Oldcastle was printed in 1619, three years after Shakespeare's death, as part of the False Folio. Source: Internet
Oldcastle to screen documentary 'Sick to Death' Source: Internet
Undeland joins Oldcastle for the first time. Source: Internet