The objectives of this research are : The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok as follows : 1) to study The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok. 2) to study the comparative The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok. by classifying personal status. 3) to study the problems and suggestions of The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok. Used in the study populations namely : the 191 Sangha’s samplings of The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok. with cluster samplings. Research instruments were questionnaires, analyzed the data with frequency, percentage, mean, standard deviation (S.D), hypothesis tested with t-test for two-valued variables and F-test or One-Way ANOVA for more than 3 valued variables. In case of differentiation was found, it was compared by Least significant Difference : LSD.

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The research results :

              1. The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok meet that ; the Buddhist priest has work side revelation practice flat the Buddhism, by the overall image is in many level ( = 3.57), and when separate be lay meet that every have the practice is in many level.

2. . The comparative of The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok is classified by personal characteristic : age, year of monk, Dhamma education, Pali education and educational ordinary background showed  no differences, thus rejecting the formulated hypotheses.

                3. Suggestion in The roles of the monks in the propagation of Buddhism in Bangplad District, Bangkok  should enhance the arrangement trains and disclose flat the Buddhism in the Buddhist priest too much more this for the Buddhist priest has can to disclose flat is correct, should stand foundation asset for prepare to manage disclose flat keep especially, should procure side revelation personnel flat add, begin build the staff in monk group discloses together flat exchange to learn one another, be supposed to the training trains in about might the behavior through arrive at the administration, must take care the Buddhist priest strictly, be supposed to revelation supporting flat the Buddhism more than this, and in the revelation flat should the insertion puts in the culture and the way of life in the countryside with, should give a chance new model monk, have a chance drills dharma show in all chance, be supposed to the stage for give the Buddhist priest has a chance gives a sermon, be supposed to format revelation development flat modernly lest, be born the tiresome, be supposed to the arrangement seeks important resource in the revelation flat enough, such as  be supposed to the place in dhamma permanent temple all education, or permanent a village etc.