The Ganjuran society who live in Sumbermulyo Village, District Bambanglipuro Bantul of DIY, have ability to maintain religious harmony although those people are different religions. It is because Ganjuran society have elements that can be a social glue in their local wisdom. This research is conducted by qualitative approach to reveal local wisdom in the maintaining harmony through the form of traditional expressions and tradition of kenduri (ritual of meal). Ganjuran society has strong social harmony perspective which is expressed by traditional idiom like rukun agawe santosa crah agawe bubrah (harmony makes peaceful, hostile makes splits). *** Masyarakat Ganjuran Desa Sumbermulyo Kecamatan Bambanglipuro Bantul DIY mampu memelihara kerukunan umat beragama, meskipun berbeda agama. Hal ini disebabkan adanya elemen-elemen yang menjadi perekat sosial berupa kearifan-kearifan lokal yang hidup dalam masyarakat Ganjuran. Penelitian yang dilakukan dengan pendekatan kualitatif ini mengungkapkan kearifan lokal pada masyarakat Ganjuran dalam memelihara kerukunan dalam bentuk ungkapan-ungkapan tradisional dan tradisi kenduri. Masyarakat Ganjuran memiliki pandangan sosial guyub rukun yang diungkapkan melalui berbagai ungkapan tradisional seperti rukun agawe santosa crah agawe bubrah.