Bicyclus ena, the grizzled bush brown, is a butterfly of the family Nymphalidae. It is found from KwaZulu-Natal to Eswatini, Mpumalanga, from Zimbabwe to Kenya and in Uganda.

The wingspan is 38–42 mm for males and 43–48 mm for females.The wings above are uniform dark grey-brown, the forewing with two very distinct, black, white-pupilled eye-spots ringed with dull yellow, a larger one in cellule 2 and a small one in cellule 5. There are two extended generations per year. The wet-season form is on wing in spring and summer and the dry-season form in autumn and winter.

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