Johann Wilhelm Petersen (1 July 1649 in Osnabrück – 31 January 1727 in Zerbst) was a German theologian, mystic, and Millennialist.

In 1680, he published Acquittal Catechism, and fell out of favor with religious leaders and lost his position in the church because of his Chiliastic teachings.

Petersen wrote a book with the title Mysterion apokatastaseos panton[1] to explain his lecture about the Origenes's thesis: Apokatastasis.

On the contrary, when they have properly considered the cruel, frightful disproportion between the punishments and their own sins, they have begun to believe nothing at all..."(Mysterion, p. 222) Leinbiz read and appreciated the book and in 1706 started exchanging letters with Petersen.

The poem appeared in 1720 with the title Uranias, qua opera Dei magna omnibus retro seculis et oeconomiis transisctis usque ad apocatastasim seculorum omnium and with a preface acknowledging the support.