E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Ruddy-mane [Bloody-hand].
The infant son of Sir Mordant; so called because his hand was red with his mothers blood. She had stabbed herself because her husband had been paralysed by a draught from an enchanted stream. (Spenser: Faërie Queene, bk. ii. 1, 3.)