George Percival Dempster (28 August 1882 – 25 February 1960) was an Australian rules footballer for Port Adelaide.

He captained the club in 1911.

Dempster was born in Queenstown, South Australia, to Helen Wylie Caithness Begg and George Wafford Dempster.

[1] South Australia (SAFA) 11.12 (78) d Broken Hill (Barrier Ranges FA) 1.7 (13), 22 July 1905, Adelaide Oval

This Australian rules football biography of a person born in 1882 is a stub.