Bryn dreiniog (Settlement).
Grid Reference: SO 20450 78516. Parish: Beguildy, Radnorshire
When recorded: 1699. Primary Source: Parochialia 2. Secondary Source: none

Bryn-dreiniog (Unclassified).
Grid Reference: SJ 05481 50146. Parish: Derwen, Denbighshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Bryn-dreiniog (Unclassified).
Grid Reference: SH 57524 69404. Parish: Pentir, Caernarfonshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Buarth bryn dreiniog (Field).
Grid Reference: SH 61763 36252. Parish: Talsarnau, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Buarth Caedreiniog (Field).
Grid Reference: SH 64620 26231. Parish: Llanenddwyn, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae dreiniog (Field).
Grid Reference: SS 95105 77791. Parish: Llangan, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae Dreiniog (Field).
Grid Reference: SS 94943 77895. Parish: Llangan, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae dreiniog (Field).
Grid Reference: SS 95066 77874. Parish: Llangan, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae dreiniog (Field).
Grid Reference: SS 96360 77294. Parish: Llangan, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae dreiniog bach (Field).
Grid Reference: SH 84652 41052. Parish: Llanycil, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin