Walter Allan Hall (24 August 1867 – 4 August 1944) was a Liberal party member of the House of Commons of Canada.
Hall attended public school at Salem, Ontario, secondary school at Walkerton then Queen's University where he attained a Bachelor of Arts degree with specialist English, Mathematics and Science designations.
He was a schoolteacher at Aurora, Ontario and at Kingston Collegiate Instituted before beginning medical studies.
After earning medical (MDCM) degrees, Hall became the staff physician and surgeon of Bruce County's House of Refuge for 31 years, and also served as a county jail doctor for 17 years.
With riding boundary changes, Hall was a candidate at the newly formed Grey—Bruce riding, but was defeated in the 1935 election by Agnes MacPhail of the United Farmers-Labour party.