Genotypes of hepatitis virus C (HCV genotype) distributions vary geographical area, every continent and every country has its own dominant HCV genotype for the purpose of serving the specific treatment also such as surveys of HCV genotype dominated in the Vietnam especially in Can Tho through research on 60 patients with hepatitis C virus genotype HCV type the authors see 6a: 40 percent, HCV genotype 2a: 30 percent, genotype 1b HCV: HCV genotype la and 20 percent: 10 percent, viral load have best rates in HCV genotype 6a HCV genotype la and at least currently circulating in the community of Can Tho area.