Carna

Carna may refer to:

Places

 * Cârna, a commune in Dolj County, Romania
 * Càrna, an island in Loch Sunart on the west coast of Scotland
 * Carna, County Galway, a village in Connemara in the west of Ireland

Other

 * an ancient Roman deity whose identity became confused with Cardea
 * Carna Botnet, hijacked insecure devices online used to map IPv4 in 2012