It describes a multicentric study conducted in three cities of different Brazilian states that seek to know the networks support to paternity in adolescence. It consists of two sub-studies: a quantitative and a qualitative, that respectivelysought to identify the profile of adolescent mothers and to investigate the support networks for adolescent fathers. The quantitative sample consists of 559 adolescent mothers and the population of the qualitative study was on 74 teenage parents. Data collection was supported in the quantitative study by structured interviews with all mothers that were giving birth in hospitals participating in the period from 2008 to 2009, and in the qualitative one were performed semistructured interviews, development of the genogram and eco-map to teenage parents. The data are still under review process. However, the results presented to date in the form of articles, dissertations, final works for graduations, oral communications and posters highlights the need for public policies directed at adolescents to help that they can do a more conscious and autonomous choice in relation to motherhood and fatherhood.Descriptors: paternity; adolescent; family; social support; health care
