Lorne Kenneth Loomer (March 11, 1937 – January 1, 2017) was a Canadian competition rower and Olympic champion.

[1] He received a gold medal in coxless fours at the 1956 Summer Olympics in Melbourne, together with Archibald MacKinnon, Walter D'Hondt and Donald Arnold.

[2] At the 1958 British Empire and Commonwealth Games, Loomer received a gold medal in eights.

Some sources list Loomer as a silver medallist in eights at the 1960 Summer Olympics in Rome, as a member of the Canadian team.

[4] However, according to other sources Loomer competed in coxless pairs, but was replaced by substitute David Anderson in the coxed eights.