Joshua ben Alexander HaCohen Falk (1555 – 29 March 1614) was a Polish Halakhist and Talmudist, best known as the author of the Drisha and Prisha commentaries on the Arba'ah Turim as well as Sefer Me'irat Enayim (סמ"ע) on Shulkhan Arukh. His name also occurs as the Hebrew acronyms רפ"כ ("RaFaC") ("Rabbi Falk Cohen"), מהרו"כ ("Ma-HaRWaC") ("Morenu ha-Rav Walk Cohen"), and מהר"י כ"ץ (MaHaRY KTz Morenu ha-Rav Joshua Katz).