Cae penllydan (Field).
Grid Reference: SH 47886 60257. Parish: Waunfawr, Caernarfonshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae Penllydan (Field).
Grid Reference: SJ 09551 24184. Parish: Pennant, Montgomeryshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae pwll y llydan (Field).
Grid Reference: SN 96378 67913. Parish: Llansantffraed Cwmdeuddwr, Radnorshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae-llydan (Unclassified).
Grid Reference: SO 09851 86321. Parish: Kerry, Montgomeryshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Caia Llydan (Field).
Grid Reference: ST 08679 96668. Parish: Merthyr Tydfil, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Carn Bryn-llydan (Unclassified).
Grid Reference: SN 87583 01860. Parish: Glyncorrwg, Glamorgan
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Cefn llydan (Field).
Grid Reference: SJ 25086 65459. Parish: Mold Rural, Flintshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cefn Llydan (Field).
Grid Reference: SN 19648 25483. Parish: Llanboidy, Carmarthenshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cefn llydan (Field).
Grid Reference: SJ 25086 65459. Parish: Mold Rural, Flintshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cefn-llydan (Unclassified).
Grid Reference: SO 06492 96617. Parish: Tregynon, Montgomeryshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website