Old English Suþfolcci (895), literally "the South Folk;" compare Norfolk.
Entries linking to suffolk
Norfolk
county in East Anglia, England, late 14c., earlier Norþfolc, Nordfolc, 1066, literally "(Territory of the) Northern People (of the East Angles);" see north + folk (n.). The Norfolk pine (1778), used as an ornamental tree, is from Norfolk Island in the South Pacific, northwest of New Zealand, where it is native.