In the 1911 Census, William John Cross lived at 19 Princes Road with his parents William Cross and Annie Maria Cross (née Boorer). On the WGC Certificate he is shown as the son of Annie Maria Carver. His mother married William Carver in 1920.
William Cross was serving on Submarine HMS H10 when she was lost in the North Sea on 19 January 1918. The reason for her loss is not known.