|Full Name||Alex Roivas|
|Date of Birth||Prior to 2000|
|Family and Relations|
|Edward Roivas (grandfather)|
|First Appearance||Eternal Darkness: Sanity's Requiem|
Alexandra Roivas, often shortened to Alex, is the main protagonist of the Nintendo GameCube title Eternal Darkness: Sanity's Requiem. She inherits her grandfather's mansion on Rhode Island after his mysterious death, and along with the mansion the Tome of Eternal Darkness.
Alex is a university student studying abstract mathematics and number theory in Washington, USA. During the year 2000, Alex exhibits a strange dream where she fights zombies, setting in motion the events of Eternal Darkness: Sanity's Requiem.