Helcystogramma hassenzanensis is a moth in the Gelechiidae family. It was described by Park and Hodges in 1995. It is known from China (Jiangxi, Sichuan) and Taiwan. The length of the forewings is 6-7.5 mm. The forewings are uniform grey-brown, with three well-developed scale tufts. The margin has several yellowish short streaks from beyond three-fourths the length the anterior margin to the tornus. The postmedian line is inconspicuous. The hindwings are grey.