{{Gwybodlen lle | ynganiad = {{wikidata|property|P443}} | suppressfields = cylchfa | ardal = {{#invoke:Wikidata|getRawValue|P131|FETCH_WIKIDATA}}| gwlad = {{banergwlad|Lloegr}} | sir = [[Gwlad yr Haf]] }}
{{Infobox UK place
| ArticleTitle = South Petherton
| country = Lloegr
| static_image_name = South Petherton church.jpg
| static_image_caption = <small>Eglwys Sant Pedr a Sant Paul, South Petherton</small>▼
| latitude = 50.9451
| longitude = -2.8055
| official_name = South Petherton
| population = 2747
| population_ref = (2011)<ref>[https://www.citypopulation.de/php/uk-england-southwestengland.php?cityid=E35000949 City Population]; adalwyd 10 Chwefror 2018</ref>