Hemileuca hera, the sagebrush sheep moth or Hera buckmoth, is a moth of the family Saturniidae.

It is found in North America from southern Saskatchewan west to British Columbia, south to Arizona and New Mexico.

Adults are on wing from July to September depending on the location.

The larvae of Hemileuca hera marcata feed on A. tridentata.

This article on a moth of the family Saturniidae is a stub.