This research work is entitled: "PRECAUTIONARY AND PROTECTIVE MEASURES IN FAMILY VIOLENCE PROCESSES BY THE PUBLIC MINISTRY AND FAMILY COURTS OF THE CITY OF PUNO IN THE YEARS 2010-2011", framed by current regulations, between they Law No. 26260 "Law on Protection against Family Violence", and its objective is to determine whether the precautionary and protection measures issued by the Public Ministry and confirmed by the family courts of the city of Puno in the processes of Family violence are timely and effective, as the main variables we have the precautionary and protective measures in the processes of family violence and the competent Bodies, with the purpose of reducing family violence in the city of Puno, whose purpose is transcendental, because as it is public knowledge in our country family violence is alarming because of its multiple manifestations that put the unit at risk famil...