Stasia

Stasia may be:
 * An informal name for the Caribbean island of Sint Eustatius
 * A diminutive for a Polish feminine first name Stanisława
 * A diminutive for a Polish feminine first name Anastazja or for Russian/Belarusian/Ukrainian Anastasia.
 * "Ciocia Stasia" (Stanisława Dorobczyk-Bałucka) from Polish TV series Klan