Master Hasan Çelebi was one of Türkiye’s most renowned calligraphers, celebrated for preserving and revitalising the classical Ottoman calligraphy tradition. Born in Erzurum, he devoted his life to the study and practice of Islamic calligraphy, becoming a disciple of leading masters such as Hamid Aytaç. His artistry, rooted in the styles of thuluth and naskh, earned him recognition as a modern heir to centuries of Ottoman mastery. Çelebi’s works were showcased in exhibitions across the globe, where he was honored as a cultural ambassador of Islamic art. Beyond his original compositions, he undertook significant restoration projects, including the revered calligraphic panels of Al-Masjid al-Nabawi in Madinah, the Blue Mosque in Istanbul, and many other historic mosques. He also trained a new generation of calligraphers, ensuring the continuity of the sacred art.