Sandra \s(a)-nd-ra, san-dra\ as a girl's name is pronounced SAN-drah, SAHN-drah. It is of English origin. Short form of Alexandra (Greek) "man's defender" via Alessandra (Italian). Comedienne Sandra Bernhard; actresses Sandrine Bonnaire, Sondra Locke, Sandra Dee, Sandra Bullock; Supreme Court Justice Sandra Day O'Connor.
Sandra has 23 variant forms: Sahndra, Sanda, Sandee, Sandi, Sandie, Sandreea, Sandrella, Sandrelle, Sandretta, Sandrette, Sandria, Sandrina, Sandrine, Sandy, Sanndra, Sanndria, Sauhndra, Saundra, Sohndra, Sondra, Sonndra, Wysandria and Zandra.
For more information, see also related names Chrysantha, Deandra, Kassandra, Kendra, Shandra, Wysandra and Cassandra.