this research has done with the aim of analyzing mothers personality types and religious orientation in predicting the parenting style. the studies was descriptive- correlation .  for this research 100 mothers of the teenagers between 15-18 year old boy in Hamedan has been chosen by the method of cluster sampling. mothers has answered the A & B FREDMAN and ROSEMAN's personality type questionnaire, RAHEH and SOLOMAN's C personality type scale, DENOLT's D personality type scale, ALPORT's religious orientation and Bumrind's parenting style. for analyzing the data  we use Pearson correlation coefficient & Path analysis based on regression. the results indicate that C & D personality type has got a positive relation with Authoritarian  parenting style and D personality type has negative relation with decisive parenting style.so internal religious orientation and decisive parenting style, external religious orientation and Authoritarian  & permissive parenting style has got positive relation. also Path analysis claims that external religious orientation has got  direct relation with permissive parenting style and indirect relation with Authoritarian parenting style, it has relation with this by D personality type as mediator variable. We can use the result of the research in preventing the damages on children that can cause by parents incorrect choosing of parenting style.