hi anonymous, the two people are visible separately in the 1861 census so I don't think they are the same person...
SQUIBB, William Head Widower M 40 1821 Coal Porter Weymouth, Dorset
SQUIBB, William Son Unmarried M 18 1843 Tinmans Apprentice Weymouth, Dorset
SQUIBB, John Son Unmarried M 16 1845 Shoemaker Apprentice Weymouth, Dorset
SQUIBB, James Son Unmarried M 12 1849 Errand Boy Grocers Weymouth, Dorset
SQUIBB, Edward J Son M 9 1852 Errand Boy Grocers Weymouth, Dorset
SQUIBB, George H Son M 7 1854 Scholar Weymouth, Dorset
SQUIBB, Richard Son M 5 1856 Scholar Weymouth, Dorset
TOMS, Elizabeth Sister In Law Widow F 35 1826 House Keeper East Chaldon, Dorset
TOMS, Rosanna Niece F 13 1848 Winfrith, Dorset
TOMS, Frank Nephew M 10 1851 Errand Boy Grocers Winfrith, Dorset
TOMS, Mary A Niece F 8 1853 Scholar Winfrith, Dorset
Piece: 1349 Folio: 40 Page: 18 Registration District: Weymouth
Civil Parish: Weymouth Municipal Borough: Weymouth
Address: 4, Franchise Street, Weymouth County: Dorsetshire
SQUIBB, William Head Married M 36 1825 Coal Porter Newchurch, Hampshire
SQUIBB, Amelia Wife Married F 40 1821 Northwood, Hampshire
SQUIBB, Ann Amelia Daughter F 8 1853 Northwood, Hampshire
SQUIBB, George Henry Son M 6 1855 Scholar Northwood, Hampshire
SQUIBB, William Ab Son M 4 1857 Scholar Northwood, Hampshire
SQUIBB, Albert Son M 2 1859 Scholar Northwood, Hampshire
Piece: 652 Folio: 60 Page: 14 Registration District: Isle of Wight
Civil Parish: Northwood Municipal Borough: Newport
Address: 12, Temperance Terrace, Northwood, West Cowes, Newport County: Hampshire