He was a Liberal member of the Legislative Assembly of Ontario from 1962 to 1963 who represented the northwestern riding of Kenora.

[1] He spent his education at Queen's University in Kingston, Ontario, and later went to Osgoode Hall in Toronto.

[2] Gibson ran as a Liberal candidate in the northern Ontario riding of Kenora which was called after the death of long-serving Liberal-Labour member Albert Wren.

[4] He served as an opposition member facing Progressive Conservative governments under Premier John Robarts.

Gibson was interested in native affairs and flew to several remote reserves to observe living conditions.