Who built the Jama Masjid of Delhi?

Shah Jahan
Jama Masjid is one of the last architectural works of the Mughal emperor Shah Jahan and was completed under the supervision of Saadullah Khan, the Prime Minister of Shah Jahan.

Built between 1644 and 1658, . Jama Masjid is located on a mound in the heart of the old city and projects beautifully into the Old-Delhi skyline. Jama Masjid Mosque was built in red sandstone and marble
Mahmud Gawan