| Sheikh Zainuddin Makhdoom bin Sheikh Al Qazi Ali | |
| Death Date: | 1522 |
| Death Place: | Ponnani |
| Nationality: | Indian |
| Alma Mater: | Al Azhar University, Egypt |
| Occupation: | Islamic scholar, author |
| Known For: | Author of al-Ajwibah al-'ajibah 'an al-as'ilah al-gharibah |
| Notable Works: | Tahrid: Ahlil Iman Ala Jihadi Abdati Sulban |
| المخدوم الأوّل | |
| Parents: | Sheikh Ali Ahmed Al Ma’abari (father) |
| Burial Place: | Ponnani Juma Masjid, Ponnani |
Sheikh Zainuddin Makhdoom bin Sheikh Al Qazi Ali (Arabic: شيخ زين الدين المخدوم بن الشيخ عبد العزيز المليباري; Zayn al-Dīn ibn ʻAbd al-ʻAzīz Malībārī),[1] was an Islamic scholar and grandfather[2] [3] of Zainuddin Makhdoom II, the famous author of Fat'h Ul Mueen (the Arabic text book on Shafi'i school of Fiqh or Islamic jurisprudence) and Thuhfathul Mujahidin (the Arabic text book on History of Kerala before and during the Portuguese period). He is the builder of Ponnani Juma Masjid.[4]