Lightfoot is either the sire or dam of the horse of Théoden King of Rohan , Snowmane. Both may have been descended from the famed mearas.

The following was carved into the stone set atop Snowmane's grave:

" Faithful servant, yet master's bane,
Lightfoot's foal, swift Snowmane "
Encyclopedia entry originally written by Nienna-of-the-Valar