Siena
- Kichwa: Siena
- Umaarufu: 0.6
- Kujulikana kwa: Acting
- Siku ya kuzaliwa: 1985-07-29
- Mahali pa kuzaliwa: Czech Republic
- Ukurasa wa nyumbani:
- Pia inajulikana kama: GG Jane, G.G. Jane, Jana, Jay Sweet, Jayne, Jeane, Keisy, Jayne Dionne, Liane Sweet, Madonna, Mia Madonna, Sandra, Sweety
