Private Jack Isadore Breslauer was a soldier of the British Army who died during the First World War.
He was born in Poland and was a resident of Philadelphia, Pennsylvania, when he volunteered for the British Army.
Aged 42, Breslauer died on 13 October 1918, during the Sinai and Palestine Campaign against the Ottoman Empire, while serving with the 39th (Jewish) Battalion, The Royal Fusiliers (City of London Regiment).
He is buried in Deir El Belah War Cemetery.
- Breslauer, Jack Isidore, cwgc.org. Retrieved 10 August 2013.