Apantesis yukona is a moth of the subfamily Arctiinae. It was described by Schmidt in 2009. It is found in Yukon. The habitat consists of dry, rocky or eroding south-facing slopes.
The length of the forewings is 15.3 mm. Adults have been recorded on wing from late June to early August.
This species was formerly a member of the genus Grammia, but was moved to Apantesis along with the other species of the genera Grammia, Holarctia, and Notarctia.
The species name refers to Yukon.[1]