Who is Sianna?
Sianna or Stanna is a Romano-Celtic goddess from Roman Gaul, attested epigraphically from Vesunna (present-day Périgueux), who is closely related to the Roman goddess Diana. The goddess Sianna is attested by an inscription composed of five fragments discovered in the buildings of the Vieilles Casernes or ‘old barracks’ in Périgueux (Dordogne), in the ancient territory of the Petrocorii, where she is partnered with the god Telo. By comparison of the various fragments, the suggested restoration is certain, except for the end of the first line and the beginning of the second line: Deo Telo et deae Stannae, solo A(uli) Pomp(eii) Antiqui, Per…ius, Silvani fil(ius) Bassus, c(urator) c(ivium) r(omanorum), consaeptum omne circa templum et basilicas duas, cum ceteris ornamentis ac munimentis, dat, which Noémie Beck translates as, ‘To the god Telo and to the goddess Stanna, Per[…]ius Bassus, son of Silvanus, curator of the Roman citizens, offers, at his own expense, this entire wall...