Taenaris horsfieldii, the big eyed jungle lady or silky owl, is a butterfly of the family Nymphalidae.
Taenaris horsfieldii has a wingspan of about . Upperside of forewings is pale fuscous, while hindwings are greyish white, with a large ocellated spot, of which the centre is blackish with a pale central eye, broadly surrounded with ochraceous. Underside of the forewings is darker towards base and hindwings have a larger and brighter ocellated spot.
This species can be found on Java, Peninsular Malaysia, Borneo and the Philippines (Palawan). It is a species of both primary and secondary forest.