Objective: "Identify blood group and phenotype of the blood groups as Rh (D, C, c, E, e), Kell, Kidd, Duffy, Lewis, Lutheran, P1, MNSs of donor and ethnic minority students boarding schools of Bac Kan, Thai Nguyen, Tuyen Quang" Materials and methods: 512 blood donors and ethnic minority students Cross-sectional descriptive methods. Here are following the results: Antigens D, k, Lub, s were founded with a frequency of 100%, S antigen with a low frequency of 6.8%, antigen K, Lua not founded.