Majd ad-Dīn al-Madanī (Arabic: مجد الدین المدنی; d. 1813), also known as Madan Shāhjahānpūrī (Arabic: مدن شاہجہانپوری), was an 18th-century Indian Muslim theologian. He served as the first principal of the Calcutta Madrasa, the first Alia Madrasa of Bengal.