In Indonesian population, most report on FTO rs9939609 SNP association with obesity came from the western part of the country, namely North Sumatera (Lubis et al., 2017), Yogyakarta (Iskandar et al., 2018), West Sumatera (Susmiati, Surono & Jamsari, 2018), and DKI Jakarta (Daya et al., 2019). The gene discussed is FTO; the disease is obesity due to melanocortin 4 receptor deficiency.