Background: the grounds for the legal termination of pregnancy in the Mexican Republic vary according to the provisions of the Constitution of each state; as of 2007 it is legal in Mexico City. Objective: to identify the knowledge, attitudes and practice of abortion among gynecologists and obstetricians. Conclusions: it is necessary to increase and improve technical and legal knowledge about abortion, especially among OB / GYNs, who are responsible for complying with what the law indicates, in accordance with international recommendations and the exercise of the reproductive rights of the woman.