Summoner or one who summons
An English occupational surname derived from the Middle English word 'somonour'. Historically, it referred to an official who summoned people to appear in ecclesiastical court.
About 17 boys were named Sumner in 2025.
Media mogul and billionaire businessman
US Senator and prominent anti-slavery leader
Diplomat and US Under Secretary of State
US births per 5-year period, 1990–present (SSA data).