Syllepte brunneiterminalis is a moth in the Crambidae family. It was described by Hampson in 1918. It is found in Kenya and Nigeria. The forewings are ochreous yellow, the base, costal and medial areas suffused with red-brown. The terminal area is dark reddish-brown, glossed with grey. The hindwings are ochreous yellow, the basal area suffused with brown and the terminal area dark reddish-brown glossed with grey.