FreeBMD gives two possibles for Caleb's first wife. It was either Eunice Leach, or Matilda Lake. Sadly, she died before the 1881 census so other than obtaining a marriage certificate, there is no way of telling which one.

Caleb's father was Joseph Murrey, a stonemason. Joseph died before 1888.
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Caleb can be seen in the 1881 census for England and Wales, before he married Mary, living with his brother Joseph and family at 5 & 6 Flint Cottages, Kingswood, Surrey, England. He was 39 years old and unmarried.
Joseph MURREY Head M Male 54 Nuggenton Heath, Oxford, England Carpenter & Builder
Alice MURREY Wife M Female 51 Dunston, Oxford, England Carpenter & Builder Wife
William MURREY Son U Male 28 Hornton, Oxford, England Carpenter
Amy MURREY Daur U Female 18 Walton, Surrey, England Dressmaker
James Andrew MURREY Son U Male 16 Walton, Surrey, England Joiner
Caleb George MURREY Son U Male 15 Walton, Surrey, England Joiner
Emily Marva MURREY Daur U Female 14 Walton, Surrey, England Scholar
Caleb MURREY Brother U Male 39 Great Barford, Oxford, England Stone Mason
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Caleb and Mary appear in the 1901 census for England and Wales, living at South Newington, Oxfordshire, England:
Caleb Murrey 59 Gt Barford Oxon Oxford South Newington Stone Mason
Mary A Murrey 57 Deddington Oxon Oxford South Newington
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It's quite probably this Caleb Murrey who died during q4/1910 in Banbury District, Oxfordshire, England, aged 68 years.

Matilda died aged 27 years, shortly after she and Caleb were married.