Yehudi ibn Sheshet (or Sheshat) was a tenth-century Andalusian Hebrew grammarian and poet who was active between the years 1060 and 1090. He studied under Dunash ben Labraṭ and wrote a defense of Dunashagainst the attack on him by Menahem ibn Sarūq’s students in response to Dunash’s criticism of their teacher. He is known only because he was cited by Moses ibn Ezra in his Kitābal-Muḥāḍara wa ʾl-mudhākara as a disciple of Dunash ben Labraṭ (31a) and because of the piece he wrote against the disciples of Ibn Sarūq.

According to Ibn Sheshet’s own account, he was very young when he came out in defense…