It is a non-experimental, descriptive and correlational study, which analyzed the relationship between styles mother and son and aggressive behavior in 2 years old children of the district of Callao. The sample consisted of 30 mothers and their children from 2 years old, as instruments were used scale Roth the relationship between styles mother and son and Masías aggressive behaviors log, adapted to the age of the children in the sample. The most important results indicate that the majority of mothers have high levels in acceptance and overprotection and lower levels of indulgence and denial, also a third part of children in the sample reported high levels of aggressive behavior. The study found no association between maternal attitudes and aggressive behavior of children.