Background: The professional election in students has turned into a problem social educationally in resolute Cuba as of the present moment. Objective: To characterize self-knowledge in adolescents for the choice of pedagogical careers in students. Methods: The investigation covered a period from April 2017 to May 2018. A descriptive transactional design was used with a descriptive study under a sample of 40 eleventh grade students from the IPU "Mariano Clemente Prado" of the city of Santa Clara, Cuba. Preliminary instruments were used, such as structured interviews with teacher guides and adolescent students. Results: Nevertheless the dedication to the study is a quality little recognized by the students. Conclusions: The pedagogical professional choice is not oriented in the sample under adequate student selfknowledge.