Serjeant Claude (or Claud) Harold Haitsch was an English soldier of the British Army who died during the First World War.
He was born in 1894, in West Ham, the son of Hungarian merchant August and Sarah Jane Haitsch (née Cartledge), of London. At the time of the 1911 census, the younger Haitsch was working as a shop assistant while living with his family at 34 Sydney Buildings, Brunswick Road.
Haitsch died on 16 August 1917, during the Third Battle of Ypres, while serving with "A" Company, of the 1/2nd (City of London) Battalion (Royal Fusiliers), The London Regiment on the Western Front.
He has no known grave and is commemorated by the Menin Gate Memorial.
- Haitsch, Claud Harold, cwgc.org. Retrieved 10 January 2013.