Shams al-Din Ahmed bin Qudrat, Qadi Zada

Shams al-Din Ahmed bin Qudrat, Qadi Zada, wani masanin ilmin taurari ne daga Samarkand. Ya kammala karatunsa a wajen Ali Qushji da Jamshid al-Kashi. Qadi Zada ya yi aiki a karkashin Timurids a madrasar Samarkand kuma an san shi da gudunmawar da ya bayar ga lura da taurari. Ya rubuta litattafai da dama a kan ilmin lissafi da ilmin sararin samaniya. Daya daga cikin sanannun ayyukansa shine sharhi akan taken Ptolemy wanda ya kasance yana amfani da ilmin guda musamman wajen lura da taurari.