Abul Qasim ibn Mohammed ibn Ibrahim al-Wazir al-Ghassani al-Andalusi () (1548–1610) was a physician at the Saadian court.G.A. Wiegers, "The Andalusi Heritage in the Maghrib" in Ed de Moor (ed.) Poetry, Politics and Polemics' Cultural Transfer Between the Iberian Peninsula and North Africa, 1996, p. 110 He studied medicine with his father. He lived in Marrakesh and Fez and was of Morisco descent. It is probable that he was the author of Hadiqat al-azhar fi mahiyyat al-ushb wa-l-aqqar (Garden of Flowers in the Explanation of the Character of Herbs and Drugs), a treatise on pharmacology and botany.On his life see: Muhammad b. al-Tayyib al-Qaddiri, Nashr al-mathani li-ahl al-qarn al-hadi ashar wa l-thani, (M. Hajji and A. tawfiq ed.) 1977-86, vol. II p. 404 A hospital in Fez was named after him.

He was sent by the Moroccan Sultan Mulay Zaidan as an envoy to the Low Countries. He was followed in this role by Al-Hajari, and later Yusuf Biscaino.Romania Arabica by Gerard Wiegers p.410

Muhammad Alguazir was also the author of an anti-Christian polemical work, Apología contra los artículos de la ley Cristiana, written at the order of Mulay Zaidan.Poetry Islamic literature in Spanish and Aljamiado by G.A. Wiegers p.193ff

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