Johannes d'Outrein (Jan d'Outrein, 17 October 1662 in Middelburg – 24 February 1722 in Amsterdam) was a Dutch preacher, writer and author of evangelical theological works. He studied in Franeker, where he earned his doctorate in 1682.[1] He was a preacher in Oost-Zanen in 1685, Franeker in 1687, Arnhem in 1691, Dordrecht in 1703 and Amsterdam in 1708, where he died in 1722. He was a prominent exponent of the Cocceian movement,[2][3] and Friedrich Adolph Lampe was one of his disciples.[4] Outrein believed that God was "the alliance God of the Netherlands, of his chosen people, who are gathered there and live there".[5]