Jurnal Keperawatan Muhammadiyah September 2020 165 Jurnal Keperawatan Muhammadiyah Alamat Website: http://journal.um-surabaya.ac.id/index.php/JKM Pengaruh Behavior Skill Training Terhadap Interaksi Sosial Korban Bullying Di SMP N 1 Kaligondang Kabupaten Purbalingga Ade Ayu Bunga Nafingah¹, Jebul Suroso² 1 Program Studi Keperawatan S1, Fakultas Ilmu Kesehatan Universitas Muhammadiyah Purwokerto, Indonesia 2 Dosen Program Studi Keperawatan S1, Fakultas Ilmu Kesehatan Universitas Muhammadiyah Purwokerto, Indonesia INFORMASI ABSTRACT Korespondensi: Injeso@yahoo.com Keywords: Bullying, Social Interaction, Behaviour Skill, Training Objective: Identifying the efect of behaviour skill training on the social interaction of bullying victims in SMPN 1 Kaligondang, Purbalingga Regency Method: Tis research is quantitative research of pre-experimental design (one group pre-test post-test design). Te sample consists of 30 bullying victim students in SMPN 1 Kaligondang taken through total sampling. Te research instruments are olweus bully/victim revised questionnaire and social interaction ability questionnaire with the test of paired sample t-test. Results: Most of the respondents are male, 16 respondents, (53.3%) and 14 respon- dents are female (46.7%) with the age of 12-15 years old. Tere are 12 respondents in grade 7 (40%) and 9 respondents in grade 8 and 9 respondents in grade 9 (30%). Te average scores of pre-test and post-test are 86.63 and 104.07. Moreover, the result of Sig. (2 tailed) p-value is (0.000 0.05). Conclusion: Tere is signifcant diference between the result of pre-test and post-test. Moreover, it is found that there is an efect of behaviour skill training on the social interaction of bullying victims