| Key | Value |
| ISO3166-2 | IT-SI |
| admin_level | 6 |
| boundary | administrative |
| name:ab | Сиена |
| name:ace | Siena |
| name:ady | Siena |
| name:af | Siena |
| name:ak | Siena na ɛwɔ hɔ |
| name:ar | سيينا |
| name:be | Сіена |
| name:ca | Siena |
| name:cs | Siena |
| name:de | Siena |
| name:el | Σιένα |
| name:en | Siena |
| name:eo | Sieno |
| name:es | Siena |
| name:eu | Siena |
| name:fa | سینا |
| name:fi | Siena |
| name:fr | Sienne |
| name:fur | Siene |
| name:gl | Siena |
| name:he | סיינה |
| name:hi | सिएना |
| name:hr | Siena |
| name:hu | Siena |
| name:it | Siena |
| name:ja | シエナ |
| name:kn | ಸಿಯೆನಾ |
| name:ko | 시에나 |
| name:la | Sena Lulia |
| name:lb | Siena |
| name:lmo | Sëna |
| name:lt | Siena |
| name:ml | സിയീന |
| name:ne | सिएना |
| name:nl | Sienna |
| name:oc | Siena |
| name:pl | Siena |
| name:pt | Siena |
| name:ru | Сиена |
| name:sk | Siena |
| name:sl | Siena |
| name:sr | Сиена |
| name:tr | Siena |
| name:uk | Сієна |
| name:za | 錫耶納 |
| name:zh | 锡耶纳 |
| official_name | Provincia di Siena |
| official_name:ab | Сиена |
| official_name:ace | Siena |
| official_name:ady | Siena |
| official_name:af | Provinsie Siena |
| official_name:ak | Siena mantam mu |
| official_name:ar | مقاطعة سيينا |
| official_name:be | Правінцыя Сіена |
| official_name:ca | Província de Siena |
| official_name:cs | Provincie Siena |
| official_name:de | Provinz Siena |
| official_name:el | Επαρχία της Σιένα |
| official_name:en | Province of Siena |
| official_name:eo | Provinco Sieno |
| official_name:es | Provincia de Siena |
| official_name:eu | Siena probintzia |
| official_name:fa | استان سیه نا |
| official_name:fi | Sienan maakunta |
| official_name:fr | Province de Sienne |
| official_name:fur | Provincia di Siene |
| official_name:gl | Provincia de Siena |
| official_name:he | מחוז סיינה |
| official_name:hi | प्रोविंस ऑफ़ सिएना |
| official_name:hr | Pokrajina Siena |
| official_name:hu | Siena tartomány |
| official_name:it | Provincia di Siena |
| official_name:ja | シエナ県 |
| official_name:kn | ಸಿಯೆನಾ ಪ್ರಾಂತ್ಯ |
| official_name:ko | 시에나 지방 |
| official_name:la | Senensem |
| official_name:lb | Provënz Siena |
| official_name:lmo | Provinsa de Sëna |
| official_name:lt | Sienos provincija |
| official_name:ml | സിയീന പ്രവിശ്യ |
| official_name:ne | सिएना प्रान्त |
| official_name:nl | Provincie Siena |
| official_name:oc | Prefectura de Siena |
| official_name:pl | Prowincja Sieny |
| official_name:pt | Província de Siena |
| official_name:rs | Провинција Сијена |
| official_name:ru | Провинция Сиена |
| official_name:sk | Provincia Siena |
| official_name:sl | Pokrajina Siena |
| official_name:sr | Провинција Сијена |
| official_name:tr | Siena Eyaleti |
| official_name:uk | Провінція Сієна |
| official_name:za | 錫耶納省 |
| official_name:zh | 锡耶纳省 |
| ref:ISTAT | 052 |
| ref:nuts | ITI19 |
| ref:nuts:3 | ITI19 |
| short_name | SI |
| type | boundary |
| wikidata | Q16275 |
| wikimedia_commons | Category:Province of Siena |
| wikipedia | it:Provincia di Siena |