| Şirna | |
|---|---|
| — Commune — | |
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Şirna
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| Coordinates: | |
| Country | Romania |
| County | Prahova County |
| Population (2002)[1] | 5,422 |
| Time zone | EET (UTC+2) |
| • Summer (DST) | EEST (UTC+3) |
Şirna is a commune in Prahova County, Romania. It is composed of six villages: Brăteşti, Coceana, Hăbud, Şirna, Tăriceni and Varniţa.