Robert Ernst, a sailor from Libava (Liepaja) in Latvia, came to Australia in 1912 after working for 5 years in New Zealand.
Enlisting in the AIF as Robert Arnst, he served with the 55th Battalion on the Western Front. In March 1918 he got sick with a tubercular bone infection aggravated by active service, was returned to Australia and discharged.
In 1918, while in English hospital, he married Ada, but their union did not last long. In 1930 he committed suicide in Newcastle.