OSM tag name=South Martin matches South Martin in these Wikidata fields:
OSM tag name=South Martin matches South Martin, Indiana in these Wikidata fields:
OSM tag name=South Martin matches South Martin, IN in these Wikidata fields:
| Unincorporated communities in Indiana | landuse=residential, place |
| Unincorporated communities in Martin County, Indiana | landuse=residential, place |