Hipoepa biasalis is a moth of the family Noctuidae first described by Francis Walker in 1859.

[1] It is found in Oriental tropics of India and Sri Lanka[2] to Taiwan, Sumatra, Borneo, the Philippines and Sulawesi.

[3] Adult greyish with more darkly marked in black.

Straight, whitish submarginal band with black zone which runs from the forewing costa to dorsum.

[5] It is also recorded as a defoliator of soybeans in Rajasthan, India.