Background: Teachers’ perception about bullying have an important role in the incidence of bullying in school-aged children. A Teacher who has positive perceptions about bullying on school age children tend to be more able to minimilize bullying cases that happen in the school area and vice versa. Objective: The purpose of this research is to understand about teachers’ perceptions on bullying on school age children. Research Method: The method of this research is quantitative description with sample amounting to 100 elementary school teacher in Bantul Regency, Yogyakarta. The sampling technique is total sampling. Data analysis that used is freq distribution. Research instrument that used is through questionnaire made by the researchers themselves. Result: The majority of respondents aged 41-65 years, male sex and came from the Javanese tribe. Respondents aged 41-65 years on average had quite negative perceptions about the perceived susceptibility of bullying (69.2%), perceived severity of bullying (61.5%), perceived benefits of taking preventiveof bullying (96.2%) and perceived in purposive to prevent bullying (69.2%). Respondent with female gender was dominated by quite negative perception related to perceived susceptibility of bullying (70,1%), perceived severity of bullying (61%), perceived benefits of taking preventive of bullying (93,5%) and perceived in purposive to prevent bullying (75,3% ). Respondents from Javanese ethnic group had quite negative perception about the perceived susceptibility of bullying (69,7%), perceived severity of bullying (61,6%), perceived benefits of taking preventive of bullying (94,9%) and perceived in purposive to prevent bullying (73, 8%). Conclusions: The conclusion can be described that the majority of teachers’ perceptions of bullying in school age children is on the negative category. The nurses are expected to be more active on giving educations to the teacher about bullying prevention on the school age children