Samuel Pethebridge

Brigadier General Sir Samuel Augustus Pethebridge KCMG (3 August 1862–26 January 1918) was senior Australian public servant, serving as the Secretary of the Australian Department of Defence in the period 1910–1918. He was acting Secretary for Sir Muirhead Collins (1906–1910). He was also a military administrator, and an army officer.

Pethebridge died, in office and holding rank as Brigadier-General, in 1918 aged fifty-five, and was buried at Box Hill Cemetery, Melbourne.