My thanks to IL for giving him an alternative spelling of his surname as 3776 Private R. Wilcox, 1st Loyal North Lancashire Regiment, died of Disease, Orange River, 2/3/00.
'Red Roses on the Veldt' has him as 3776 Private K. Wilcock.
The full inscription of the gravestone reads: -
WHO DIED SPTEMBER 8TH 1884,
AGED 54 YEARS.
ALSO OF WILLIAM ALFRED WILCOCK,
NEPHEW OF THE ABOVE, WHO DIED
APRIL 8TH 1887, AGED 15 YEARS.
ALSO OF ANN BILLINGTON, WHO DIED
JULY 22ND 1891 AGED 52 YEARS
ALSO OF JOHN LINGARD, BROTHER OF
THE ABOVE, WHO DIED DECR 20TH 1899,
AGED 72 YEARS.
ALSO OF RALPH WILCOCK, SON OF THE
ABOVE ANN, WHO DIED OF ENTERIC FEVER,
AT ORANGE RIVER, SOUTH AFRICA.
MARCH 2ND 1900, AGED 26 YEARS.
ALSO OF ABIGAIL LINGARD, SISTER OF
THE ABOVE, WHO DIED JANUARY 3RD 1903,
AGED 68 YEARS.
Ralph Wilcock's birth was recorded in the Manchester Registration District, in the 3rd quarter of 1873, his mother's maiden surname being Lingard. That was Ann, so she was born Lingard, and became Wilcock by marriage; then Billington by a second marriage?