Ève Lavallière (French pronunciation: [ɛv lavaljɛʁ]; born Eugénie Marie Pascaline Fenoglio, 1 April 1866 – 10 July 1929) was a French stage actress and later a noteworthy Catholic penitent and member of the Secular Franciscan Order.

She was the daughter of Louis-Emile Fenoglio, a tailor of Neapolitan origin, and Albania-Marie Rana, who was born in Perpignan.

After the death of her parents in tragic circumstances and running away from home she arrived in Paris as a teenager.

She became an actress renowned in the Belle Époque, including the Théâtre des Variétés in Paris.

She wished to join a religious order and for a time was a medical missionary in Tunisia.