Frederick Arthur Baglin (18 May 1872 – 23 May 1966) was an Australian politician who was a Labor Party member of the Legislative Council of Western Australia from 1920 to 1923, representing West Province.

Baglin later worked for periods farming near Southern Cross and as a butcher in Kalgoorlie (where his eldest daughter (Dorothy Jean) was born).

[2] In 1915, Baglin moved to Fremantle, where was elected secretary of the local trades hall two years later.

He was defeated by only 15 votes, despite his Liberal opponent, Sir Henry Briggs, being the sitting President of the Legislative Council.

[3] At the 1918 Legislative Council election, Baglin repeated his candidacy, running against another sitting member, the Nationalist Party's Robert Lynn.