Ovarian germ cell tumors, while very rare, are important beyond their incidence because they occur in young people and they are highly responsive to appropriate treatment. Since 1991, when this topic was last discussed in Seminars in Oncology, there have been a few important publications specifically devoted to ovarian germ cell tumors. In addition, a number of important studies have added to the knowledge base of chemotherapy in testis cancer. This article reviews and updates progress made in this field.