Cae Deon (Field).
Grid Reference: SS 95072 83863. Parish: Coychurch Higher, Glamorgan
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Caerdeon (Field).
Grid Reference: SH 33816 85612. Parish: Llanddeusant, Anglesey
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Caerdeon (Unclassified).
Grid Reference: SH 64818 18169. Parish: Llanaber, Merionethshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Cae'r-deon (Unclassified).
Grid Reference: SH 33806 85571. Parish: Llanddeusant, Anglesey
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Coed Cae'r Deon (Unclassified).
Grid Reference: SH 64747 18473. Parish: Llanaber, Merionethshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Gyrdde Ddeon (Field).
Grid Reference: SN 85745 11080. Parish: Ystradgynlais Higher, Brecknockshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

kerricedrudeon (Unclassified). Variant of head-name Cerrigydrudion / Cerrigydrudion
Grid Reference: SH 95300 48700. Parish: Cerrigydrudion, Denbighshire
When recorded: 13th cent (14th cent). Primary Source: none. Secondary Source: DPNW

Kerricedrudeon (Unclassified). Variant of head-name Cerrigydrudion / Cerrigydrudion
Grid Reference: SH 95300 48700. Parish: Cerrigydrudion, Denbighshire
When recorded: 1199 (1232). Primary Source: none. Secondary Source: DPNW

Kerrye Edrudeon (Unclassified). Variant of head-name Cerrigydrudion / Cerrigydrudion
Grid Reference: SH 95300 48700. Parish: Cerrigydrudion, Denbighshire
When recorded: 1291. Primary Source: Taxatio. Secondary Source: MRA

Plas-deon (Unclassified).
Grid Reference: SH 87600 30197. Parish: Llanuwchllyn, Merionethshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website