OSM tag name:en=The Grey Mare’s Tail matches Grey Mare's Tail, Llanrwst in these Wikidata fields:
OSM tag name:en=The Grey Mare’s Tail matches Grey Mare's Tail, Conwy in these Wikidata fields:
OSM tag name:en=The Grey Mare’s Tail matches Grey Mare's Tail in these Wikidata fields:
| Waterfalls of Conwy County Borough | waterway=waterfall |
| Waterfalls of Snowdonia | waterway=waterfall |