Frederick George Jacob Hahn (3 November 1911 – 5 February 1963) was a Social Credit party member of the House of Commons of Canada.

He was born in Killaly, Saskatchewan and became a business executive, merchant, principal and teacher by career.

[2] In 1958, Hahn was defeated by William McLennan of the Progressive Conservative party.

Hahn ran to succeed Solon Low at the 1961 Social Credit leadership convention but came in third.

A few weeks prior to the convention, he unsuccessfully campaigned for another Parliament seat in a 29 May 1961 by-election at Esquimalt—Saanich.