von Einzbern, Irisviel

Irisviel von Einzbern is the partner of Saber. She is the mother of Illyasviel von Einzbern. She is married to Kiritsugu Emiya, the biological father of her daughter.

Like her daughter, Irisviel is a homunculus, an artificial being created by the Einzbern. She was raised to be a puppet with no desires, but found happiness in her existence when she gave birth to Illyasviel.

She is the intended vessel for the Holy Grail.

(Source: Wikipedia)