Location information at his time of birth and death could help pinpoint the Henry Ross you are asking about. Here are three possibilities:
Henry C. Ross
Kentucky Death Records, 1911-1962
death:
27 June 1933
Louisville, Jefferson, Kentucky, United States
Henry Ross
England Births and Christenings, 1538-1975
christening:
3 November 1863
Sheffield, York, England
Henry John Clarence Ross
South Africa, Dutch Reformed Church Registers (Cape Town Archives), 1660-1970
birth:
22 August 1863
baptism:
11 October 1863
Cape Town, Cape of Good Hope, South Africa
Can you say the country, state or province and the county and or city where he was born and also where he died? There are over 100 men named Henry Ross and at least one Mack Ross shown at familysearch.org.