United States sociologist (1840-1910)
"The history professor introduced the class by discussing how Sumner's theories on social Darwinism shaped late nineteenth-century American sociology."
Obsolete form of summoner.
"The medieval manuscript describes a sumner who would run through the town square to call citizens to court before the legal term began."
An occupational surname, from occupations for a summoner in court.
"The genealogist confirmed that Sumner was indeed an occupational surname derived from the role of a summoner in medieval courts."