Jan van Rijckenborgh
Jan van Rijckenborgh (October 16, 1896 – July 17, 1968) was a Dutch-born mystic and founder of the Lectorium Rosicrucianum, a worldwide esoteric Rosicrucian movement. Jan van Rijckenborgh was born in Haarlem, Holland, as Jan Leene, adopting the name van Rijckenborgh later.