In the 1901 Wales, census 37 High Street, Gelligaer, Glamorgan.
Head John Jones, age 50, coal miner, born Gwrhay, Monmouthshire.
Wife Mary A. Jones, age 46, born Argoad, Monmouthshire. [Note Bedwellty Church is less than a mile from Argoad.]
Daughter Annie Jones, age 23 assistant mistress bd school, born Bargoad, Glamorganshire. [Note Bargoad is about 1.5 miles from Gelligaer.]
Son Isaac Idris Jones, age 15 coal hewer, born Bargoad.
Son Gwilym A? Jones, age 13, coal hewer, born Bargoad.
Son John T. Jones, age 8. born Bargoad.
Son David Jones, age 6, born Bargoad. Son Benjamin Jones, age 5, born Bargoad.

In the 1911 Wales Census 21 Wood Street, Bargoed, Cardiff, Gelligaer, Glamorgan.
Head William Thomas Davies, age 29, colliery weigher, worker, born Cardigan, Cardiganshire.
Wife Mary Ann Davies, age 32, married 5 years, 3 children born alive, all still living, born Bargoed, Glamorgan.
Son John Idris Llewellyn Davies, age 4, born Bargoed.
Daughter Gwyneth Lydia Mary Davies, age under 1 month, born Bargoed.
Son William Edmund Davies, age under 1 month, born Bargoed.
Father in law John Jones, age 60, colliery store keeper, worker, Mynyddislwyn, Monmouthshire.
Mother in law Mary Ann Jones, age 56, married 39 years, 10 children born alive, 8 still living, born Argoed, Monmouthshire.
Brother in law John Trevor Jones, age 18, single, butcher’s assistant, worker, born Bargoed.
Brother in law David Jones , age 16, single, colliery pumpsman, under ground, worker, born Bargoed.
Brother in law Benjamin Jones, age 14, colliery electrician, above ground, worker, born Bargoed.
Niece Lilian Mary Thomas, age 12, born Sirhowy, Monmouthshire. The dwelling had 6 rooms.

Marriage Certificate
from Jones Family Tree by Rayne09 at ancestry.co.uk
June 17, 1914, Knox United Church Manse, Regina, Saskatchewan
John Trevor Jones, age 23,residence 1445 Elliot STreet, Regina, born Bargoed, South Wales, bachelor, butcher, father John Isaac Jones, mother Mary Ann James and Mary Catherine Ridge, age 21, address Regina, Saskatchewan, born Barrie, South Wales, spinster, father John Ridge, mother Maggie Murphy. Witnesses Frederick Ridge, Regina and J. O. Smith Jones, Regina. Denominations of clergyman's Presbyterian, bridegroom Baptist, bride Church Of England, by License.

US Border Crossings From Canada to US, April 23, 1913
Trevor Jones, age 20, single, butcher, Welsh, last permanent residence Wales, final destination Regina, Sask. Arrival April 26, 1913, Montreal Quebec, departed Liverpool.

In the 1916 census of Manitoba, Saskatchewan and Alberta, 1071 Elliot Street, Regina, Saskatchewan.
Head John T. Jones, age 23, born Wales, Baptist, immigrated 1913, butcher at department store.
Wife Mary C. Jones, age 22, born Wales, Baptist, immigrated 1912.
Son John T. Jones, age 1, born Sask.
Brother in law Fred Ridge, single, age 33, born Wales, Roman Catholic.

Canada Attestation papers World War 1
John Trevor Jones Regimental Number 2188398
310 New Armour Block, Regina, Sask.
born Gelligaer, Bargoad, Wales
Next of kin Mary Catherine Jones, wife
born August 25, 1892
Trade butcher
Height 5 feet 4 inches, fair complexion, brown eyes, brown hair
Religion Baptist or Congregationalist
Sask. Railway Construction Company Canadian Expeditionary Force
Approved February 14, 1917

1921 Census of Canada
2242 Pasqua Street, Regina, Saskatchewan
Head John Jones, age 29, born England [Wales], parents born England [Wales], immigrated 1909, nationality Canada, butcher, retail
Wife Mary Jones, age 27, born England [Wales], parents born England
Son John Jones, age 6, born Saskatchewan
Daughter Treva Jones, age 4, born Saskatchewan
Daughter Thelma Jones, age 3, born Saskatchewan
Daughter Edith Jones, age 2 months, born Saskatchewan

From Jones Family Tree at ancestry.co.uk
Obituary
Leader Post, Regina, Saskatchewan June 9, 1956
Store owner dies in city
Funeral service for John Trevor Jones, 63, of Suite F, 1818 Scarth Street, was held at Speers funeral home, Friday with Rev. William Cole officiating. Burial was in the family plot, Regina cemetery.
Mr Jones, former proprietor of the Regina Meat market, died in hospital Wednesday after a long illness.
Born and educated in Wales, he came to Canada in 1912 and settled in Regina. He married in 1913 [actually 1914] and served with the Canadian Railway troops during the First World War. He started the Regina Meat Market in 1921 and operated it until 1950 when he retired.
Predeceased by his wife, Mr. Jones is survived by three sons, Fred and Jack of 2410 Athol street, Trevor, of Edmonton, two daughters, Mrs. Lil Warwick, Suite F, 1818 Scarth street, Mrs. E. O. Fitcha, of Warrenton Ore., three brothers in Wales and England and 13 grandchildren.