Jan 5 Shah Jahan, 5th Mughal Emperor of India (1628-58) who built the Taj Mahal for his beloved wife Mumtaz Mahal, born in Lahore, Mughal Empire (d. 1666)
Jan 22 Pierre Gassendi, French scientist and philosopher (observed 1st transit of Mercury), born in Champtercier, Provence (d. 1655)