One of the most important, I think, was this one:
AverroŽs, known in his native tongue as Abu al-Walid Muhammad Ibn Ahmad Ibn Rushd, is the primary reason we know of Aristotle today. He translated Aristotle's works when they had been largely forgotten in western Europe, and his translations were later used to bring Aristotle's legacy to light in the West. He is one of the people indirectly responsible for the Scientific Revolution which transformed the West.
Also, for a more modern example, take a look at this link: Islam and Modern Science
It's a transcription of a lecture given by a noted Arabic scholar at MIT, of all places. Have a read.