Qamar ud-Din

Qamar ud-Din, or Kamaruddin etc. is a Muslim male or female name or (in modern usage) surname. In Arabic, Qamar ud-Din (قمر الدين) means "Moon of the Religion", and also refers to an apricot-based beverage. It may refer to:

Men

 * Shah Sultan Qamar ad-Din ar-Rumi (died 1075), Sufi missionary to Bengal
 * Qamar-ud-din Khan Dughlat, Mongol ruler of Moghulistan between 1368 and 1392
 * Qamar-ud-din Khan, Asaf Jah I (1671–1748), founder of the Asaf Jahi dynasty of Hyderabad
 * Itimad-ad-Daula, Qamar-ud-Din Khan (died 1748), former Grand Vizier of the Mughal Empire
 * Khwaja Qamar ul Din Sialvi (1906–1981), Pakistani religious leader and politician
 * Kamruddin Ahmed (1912–1982), Bangladeshi diplomat, lawyer and politician
 * Qamaruddin Butt (1914–1974), Pakistani cricketer
 * Qamaruddin Bismillah Khan (1916–2006), Indian shehnai player
 * Komarudin (1919–1949), Indonesian freedom fighter
 * Kaimar-ud-Din bin Maidin (1942–2009), Malaysian athlete
 * Raja Petra Kamarudin (born 1950), British-Malaysian journalist
 * Kamarudin Jaffar (born 1951), former Malaysian Minister of Foreign Affairs
 * Kamaruddin Jaafar (born 1951), Malaysian politician
 * Komaruddin Hidayat (born 1953), Indonesian academic and intellectual
 * Kamaruddin Taib (born 1957), Malaysian businessman
 * Kamarul Afiq Kamaruddin (born 1986), Malaysian footballer
 * Kamarudeen 'Kamaru' Usman (born 1987), Nigerian-American MMA fighter and former UFC Welterweight Champion
 * Haziq Kamaruddin (1993–2021), Malaysian Olympic archer
 * Kamarudin Meranun (born 1960), Malaysian businessman
 * Kamaruddin Bohan (born 1995), Malaysian footballer
 * Komarodin (born 1995), Indonesian footballer
 * Kamruddin Ahia Khan Majlish (died 2020), Bangladeshi politician
 * Suhaimi Kamaruddin, Malaysian politician
 * Kamarudin Md Nor, Malaysian politician
 * Kamaruddin Ahmed Dinajpuri, Bangladeshi politician

Women

 * Zuraida Kamaruddin (born 1958), Malaysian politician

Other

 * Qamar al-Din, a Syrian apricot drink popular during the month of Ramadan