Firkin is used as a family name or surname in Ireland, England. It is 6 characters long in length.
Perhaps the diminutive of some Christian name-perhaps an ancient trader's sign; fir-cyn, 'race of man,' an impossible appellation.
Lastname is a variant of Frith. See under Fell - A component syllable in many local surnames, (see Fellbelow), such as Felbridge, Fellgate, Feltham, Felton, Grenfell, &c.
"By frith and by fell," a common medievalism; equivalent to the classical "per sylram, per campum." "Also there is difference between the fryth and the fel; the fels are understood the moun tains, vallyes, and pastures, with corn and such like; [open ground] the frythes be token the springs and coppyses" [wood lands.]-Noble Art of Venerie, quoted by Halliw.