Ffrith y merllyn (Field).
Grid Reference: SJ 08006 49679. Parish: Gwyddelwern, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

House Yard and Garden, Merllyn (Field).
Grid Reference: SJ 27273 68955. Parish: Connah's Quay, Flintshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Maes merllyn & Erw yr cawlin (Field).
Grid Reference: SJ 17556 68425. Parish: Cilcain, Flintshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Maes-Merllyn (Unclassified).
Grid Reference: SH 47356 66793. Parish: Llanidan, Anglesey
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Merllyn (Unclassified).
Grid Reference: SH 47547 66945. Parish: Llanidan, Anglesey
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Merllyn (Field).
Grid Reference: SJ 02515 80398. Parish: Rhyl, Flintshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Merllyn (Field).
Grid Reference: SH 81804 69266. Parish: Eglwysbach, Denbighshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Merllyn (Field).
Grid Reference: SH 80204 77959. Parish: Llanrhos, Caernarfonshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Merllyn (Unclassified).
Grid Reference: SJ 21905 75090. Parish: Flint, Flintshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Merllyn (Unclassified).
Grid Reference: SJ 27287 68932. Parish: Connah's Quay, Flintshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website