William Raymond Houghton came to South Africa in 1880 from England. He married Cecile Magdalina Martens from Nieu Bethesda. Date unknown. They had one son Robert Francis Houghton born 1885 - my grandfather.
(info from Angela Roos (nee Houghton) - angelaroos55@gmail.com
John Houghton of the Black Watch witnessed baptism of Robert Frances.
Possibly this one ;
England, Warwickshire Parish Registers, 1535-1984," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XXRH-3J4 : 24 December 2014), William Houghton in entry for William Raymond Houghton, 10 Jul 1859, Christening; citing Solihull, Warwickshire, England, Record Office, Warwick; FHL microfilm 234,507