Eilhard Lübben (23 March 1565 – 2 June 1621) was a German Lutheran theologian, philosopher, mathematician, and cartographer. He was an influence on the Czech philosopher Comenius.

Born in Westerstede in 1565, Lübben was the son of a pastor in the Duchy of Oldenburg. He studied at Leipzig and other universities, and in 1595 became Professor of Poetry at the University of Rostock. In 1605 he transferred to the Chair of Theology there. Philip II of Pomerania in 1610 commissioned him to make a map of Pomerania. He died in 1621 in Rostock.