Orocrambus lewisi is a moth in the family Crambidae.

[2] It is endemic to New Zealand,[3] where it has been recorded from the South Island, Stephens Island and the south-west tip of the North Island.

Adults have been recorded from October to March.

[2] The larvae feed on Poa cita (formerly Poa caespitosa).

This Crambinae-related article is a stub.