John Ennis was the son of the late William and Catherine Ennis; husband of Mary Ennis (nee Guthrie) of 12 Court 7 House Burlington Street, Liverpool. Born at Liverpool.  
He was lost when the R.M.S. Lusitania was sunk by torpedo off Kinsale, Ireland on the 7th May 1915.
For further details see also Our Lady of Reconciliation War Memorial.