The article take account the remembrance of a religious congregation, created inside the catholic religion by black women to educate afrodescendants little girl, although they also instruct some poor white children. The Oblates Sister of Providence build up private schools in five provinces in Cuba: Habana, Matanzas, Villa Clara, Camagüey and Santiago de Cuba, since 1900 to 1961. The objective of this study is to stick out the struggle and resistance of a black women group to rise in a social context marked by several exclusions. In the pickup information process, it utilized documentaries sources, in depth interviews, life stories of friends, family and ex-students of the Oblate’s schools that support to the sociological structure of that colonial reality in Cuba. The actuality of this research is linked to the impact of these colleges in Cuba, analyzed since the Sociology of Education, which is like a guide to deepen in contemporaries social problems, from it republican genesis, such as discriminatory and exclusive conceptions taking account the color of skin and the place where they still subsist.