OSM tag name=Hawarden Castle matches Hawarden Castle in these Wikidata fields:
| Castle ruins in Wales | historic=ruins, building=ruins, ruins |
| Castles in Flintshire | historic=castle, historic=ruins, building=castle, place=locality, tourism=attraction, historic=archaeological_site, historic=tower_house, building=ruins |
| Grade I listed castles in Wales | historic=castle, historic=ruins, building=castle, place=locality, tourism=attraction, historic=archaeological_site, historic=tower_house, building=ruins |
| Grade I listed ruins in Wales | historic=ruins, building=ruins, ruins |
| Scheduled monuments in Flintshire | historic=monument, historic=memorial, tourism, memorial:type=statue, memorial=statue |