Monika Lawinska is a French voice actress known for her extensive work in the dubbing of anime series and animated films into French. Her career includes providing the French voices for numerous central characters in popular anime franchises.

One of her most prominent roles is Lenalee Lee in the long-running series D.Gray-Man, a part she performed under the pseudonym Héléna Schmatko. She also voiced the character Sacha, also known as the 18th-century Athena, in the animated series Saint Seiya: The Lost Canvas. Her other significant anime voice work includes Belldandy in Ah! My Goddess, Xiang-Ying in Angel Heart, and Nova in Magic Knight Rayearth. Beyond these, her filmography includes roles in the French dubs of the Olive et Tom films and the live-action series adaptation of Angel Heart.

In addition to voice acting, Lawinska has frequently taken on the role of artistic director for French dubs. She directed the French-language versions of several projects, including the very series in which she also voiced characters, such as Angel Heart, D.Gray-Man, and Saint Seiya: The Lost Canvas. Her directorial work also extends to classic anime films like Goldorak: L'Attaque du Dragosaure and Mazinger Z contre le Général Dark.

Her work is not limited to animation; she has also dubbed voices for live-action television series. Early in her career, she voiced Laura Sinclair in the 1997 series Pacific Palisades. More recently, she provided the French voice for the character Nina Bennett in the series Almost Family. The specific role of Galla in The Seven Deadly Sins the Movie: Prisoners of the Sky is not documented within the available search results.