Sian

	[show/hide spoilers]; Spoilers hidden in infobox by default only.
Name
Age
Colony
Birth place	{{{birthplace}}}
Birth Name	? Sian
Birth Date	{{{birthdate}}}
Callsign
Nickname	{{{nickname}}}
Introduced	[[{{{seen}}}]]
Last Known Appearance	[[{{{lastseen}}}]]
Death
Parents
Siblings
Children
Marital Status
Family Tree	View
Role	Communications Officer, CIC, Battlestar Galactica
Rank	Petty Officer
Serial Number	{{{serial}}}
Portrayed by	Georgia Hacche
	Sian is a Cylon
	Sian is a Final Five Cylon
	Sian is a Human/Cylon Hybrid
	Sian is an Original Series Cylon
Related Media
Additional Information
	[[File:\|300px\|Sian]]

Petty Officer Sian is a CIC duty officer on Galactica. She is filling in for Petty Officer Anastasia Dualla during the hostage crisis on Cloud 9 (Sacrifice).

Notes

Georgia Hacche has actually been a backround extra in CIC since the Miniseries. "Sacrifice" was the first time she received a name and dialog.