Guy identifies as s Rev. William Powell of Lantilio Pertholy, br of Wm Powell of Llangattock iuxta Usk
| Year | Type | Name as Recorded | Location | Office/Status | Full Record |
|---|---|---|---|---|---|
| 1756 | Subsc | Powell, John | Llanvenair Chapel / | Curate | View |
| 1756 | Subsc | Powell, John | Lanvanair Chapel / | Curate | View |
| 1763 | Libc | Powell, John | Langattock vibon Avell / | Curate | View |
| 1763 | Libc | Powell, John | Langattock vibon Avell / St Maughams | Curate | View |
| 1763 | Libc | Powell, John | Langattock Vibon Avell / Lanvannair chapel | Curate | View |
| 1772 | Subsc | Powell, John | Llangattock Vibon Avel with St Mochan's Chapel / | Vicar | View |
| 1786 | Subsc | Powell, John | Llantillo Grossenny with Penrose chapel annexed / | Vicar | View |
| 1786 | Appt(Institution) | Powell, John | Lantillio Grossenny with Penrose chapel annexed / | Vicar | View |
| 1786 | Subsc | Powell, John | Llantillio Crossenny with Penrose chapel annexed / | Vicar | View |
| 1805 | Vac(Death) | Powell, John | Llangattock Vibonavel / Llanvenair Chapel | Perpetual Curate | View |
| 1805 | Vac(Death) | Powell, John | Llangattock Vibonavel with St Maughans Chapel / | Vicar | View |
| 1806 | Vac(Death) | Powell, John | Llantillio Crosseney with Penrose / | Vicar | View |