Hydriomena ruberata, the ruddy highflyer, is a moth of the family Geometridae.

It is found from Ireland and Great Britain east to north-western Russia, and south up to the Alps.

It is "distinguishable from the preceding species [Hydriomena impluviata] by the characters noted above (qv.)

Subbasal line variable, often strongly angled in the cell, sometimes thickened at the angle and again at the hindmargin; antemedian rust-coloured band often ending in a conspicuous black spot at hindmargin;in the distal area the black line on the first radial is generally strong, those on the 5th subcostal second radial rarely so; black apical streak generally conspicuous.

The name-type is grey, sharply marked, with the rust colour reduced to 4 narrow, inconspicuous bands.The larva is relatively powerful with a few short bristles, light reddish grey-brown in colour.