Sa'ad al-Din Massud b. Fahruddin Omar b. Burhanaddin Abdullah al-Haravi al-Khorasani at-Taftazani ash-Shafi'iPersian: سعدالدین مسعودبن عمربن عبداللّه هروی خراسانی تفتازانی) also known as Al-Taftazani and Teftazani (1322–1390) was a MuslimPersianpolymath.
