Dioryctria caesirufella is a species of snout moth in the genus Dioryctria. It was described by A. Blanchard and Knudson, in 1983, and is known from Texas, U.S.A. The length of the forewings is 7.2–10.4 mm for males and 8.3–10.5 mm for females. The forewings have a bluish-grey groundcolour with reddish dusting. The hindwings are ochreous grey and darker along the outer margin. The larvae possibly feed on Taxodium distichum.