The characters in VN’s novel Pale Fire (1962) include Queen Disa, the wife of Charles the Beloved, the last self-exiled king of Zembla. Duchess of Payn, of Great Payn and Mone, Queen Disa seems to blend Leonardo’s Mona Lisa with Desdemona, Othello’s wife in Shakespeare’s Othello.
In his poem Umri, Florentsiya, Iuda... ("Die, Florence, you Judas...") from the cycle "Italian Verses" (1909) Alexander Blok mentions Leonardo: