George Martley Davis (7 January 1860 – 20 July 1938) was an Australian politician.
He was born in Emerald Hill to grazier George Davis and Mary Critchley Sylvester.
He attended state and grammar schools and worked as a stock agent on the Paroo River in Queensland.
From 1882 to 1887 he worked as a valuer for Maffra Shire Council before becoming a partner in a stock and station agency.
In 1917 he won a by-election for Gippsland Province in the Victorian Legislative Council, representing the Nationalist Party.