Stanley James Dellar (29 November 1936 – 11 April 2015) was an Australian politician who served as a Labor Party member of the Legislative Council of Western Australia from 1971 to 1977, representing Lower North Province.
Dellar attended Eastern Goldfields High School, and after leaving began working as a clerk for the Kalgoorlie Road Board.
Dellar entered parliament at the 1971 state election, defeating George Brand of the Liberal Party by just four votes.
He served a single six-year term before losing his seat to Norman Moore at the 1977 election.
Dellar worked as a truck driver after leaving politics, and served on the Exmouth Shire Council from 1979 to 1982.