Hesperia juba, the Juba skipper, Yuba skipper, or jagged-border skipper, is a butterfly of the family Hesperiidae.

It is found in North America from British Columbia, south to southern California, east to Montana, Wyoming, Colorado, and north-western New Mexico.

There are two generations per year with adults on wing from May to June and again from August to September.

The larvae feed on Deschampsia elongata, Stipa, Bromus rubens, and Poa pratensis.

This Hesperiini-related article is a stub.