This work considers the various representations of homosexuality offered par chil and young adult literature. The problems are double : on the one hand trying to determine if these representations can help the young people who feel homosexual to accept their sentimental orientation, on the other hand trying to appreciate if it allows a better recognition of homosexuality among the young adults who feel heterosexuals rather. After having thought of the role of child and young adults literature, particularly in terms of identification, this work considers the various figures of homosexuality in youth literature then analyzes how much the latter is important to help teenagers to know and recognize themselves.