Stefania Auci (born 21 November 1974) is an Italian author.

Born in Trapani, Auci studied at the liceo classico and graduated in law at the University of Palermo.

[3] Auci had her breakout in 2019 with The Florios of Sicily (Italian: I leoni di Sicilia), an historical novel about the Florio family, which after having been rejected by two publishers was a surprise best seller, selling over one million copies and being released in 35 countries.

[1] In 2021, she released a sequel, The Triumph of the Lions (Italian: L'inverno dei leoni), which won the Premio Bancarella.

[4] A streaming series adaption of the novel, titled The Lions of Sicily, was announced in 2022; produced by Disney+ and directed by Paolo Genovese, it stars Michele Riondino, Miriam Leone, Donatella Finocchiaro and Vinicio Marchioni.