During a recent episode of Sister Wives season 19, Robyn Brown made shocking statements about the Brown family. Robyn, 45, was Kody's fourth wife. She joined the Brown family in 2010. The premiere season of the beloved unscripted series chronicled Robyn marrying Kody. She had three children from her first marriage, whom Kody legally adopted in 2014. When all was said and done, Kody had four wives and 18 children, but the big, happy family wouldn't last. Throughout the last few years, three of Kody's four wives left him and the plural family.