Think I've possibly found them listed as 'Stafford' in 1881.
122 Handel St, Toxteth Park, Lancashire:
William Stafford, head, married, 24, b. Ireland, Gentleman's Dom. Gardener
Jane A., wife, married, 21, b. Carlisle, Cumberland
Annie M, dau, 2, b. Carlisle, Cumberland
Samuel J, son, 5M, b. Westmorland.