William McCreath married Martha Taylor. He became a Grain Merchant and a Lord Provost of Girvan.
William and Martha had seven children:
Jessie McCreath born 1868. Married James Clachan
Hugh McCreath born 4 March 1869. Married Jane (Jeanie) Taylor.
Annie Dykes McCreath born 1870. Died 1872
Jean (Jeannie) Muir McCreath born 1875. Died 1933. Unmarried
George Taylor McCreath born 25 September 1876. Married Jean Blain
William McCreath 10 March 1880. Died 1958. Unmarried.
Thomas Taylor McCreath born 7 August 1883. Married Anne Gaunt.