About a unique case of assimilation: the entry of descendants of nineteenth‐ and early‐twentieth‐century European immigrants to southern Brazil into Afro‐Brazilian religious groups, some as heads of their own centres. The discussion is placed within the framework of the contemporary multiculturalist debate over assimilation. The emigration of Europeans to rural southern Brazil is summarized. African slaves are shown to have been established ‐ with their syncretized Afro‐Catholic religions ‐ in the incipient urban centres. T