Ryken is a surname. Notable people with the surname include: Leland Ryken, American literary scholar Philip Ryken, American college president, son of Leland Theodore James Ryken (1797–1871), Dutch founder of the religious order Xaverian Brothers See also St. Mary's Ryken High School, named after Theodore James Ryken Paul Rykens (1888–1965), Dutch businessman, founder of Unilever Rijken and Rijkens, Dutch surnames Riken, Japanese research institute Rykener, English surname