- Dennis Wayne, Mr. JACK- Born October 1955 - Lynwood House 373-375 Station Road, Harrow, England, HA1 2AW 
- JACK COLEY CLARK- Born July 1945 - 2828 HOOD STREET, APT. 1208, DALLAS, TX 75219, USA 
- JACK JAMES CLARK- 77 ANTLERS HILL, LONDON, UNITED KINGDOM, E4 7RX 
- JACK EDWARD CLARK- 22 MANOR COURT, HIGH STREET, LONDON, N14 6NG 
- JACK DAVID CLARK- Born May 1991 - 26 EVANS ROAD, WILLESBOROUGH, ASHFORD, ENGLAND, TN24 0UN 
- JACK EDWARD CLARK- Born February 1932 - 22 MANOR COURT, HIGH STREET, LONDON, N14 6NG 
- JEREMY JACK CLARK- Born July 1943 - 4 THE PASTURES, ALDERTON, WOODBRIDGE, SUFFOLK, ENGLAND, IP12 3DS 
- JACK COLEY CLARK- Born July 1945 - 3500 DREXEL DRIVE, DALLAS, TEXAS 75205, USA, . 
- WILLIAM JACK CLARK- Born May 1941 - 84 OVERTON ROAD, THUNDERSLEY, BENFLEET, ESSEX, SS7 4DT 
- JACK HARVIE CLARK- Born November 1971 - 2 VALE WALK, NEWCASTLE UPON TYNE, NE2 1PJ 
- MICHAEL JACK CLARK- Born April 1940 - KENWOOD, TEIGNMOUTH ROAD, BISHOPSTEIGNTON, DEVON, TQ14 9PL 
- WILLIAM JACK CLARK- Born January 1925 - 2769 BECKETT COURT, THOUSAND OAKS, CALIFORNIA 91360, USA 
- BRADLEY JACK CLARK- Born April 1998 - 18 SOUTH AVENUE, WARRINGTON, UNITED KINGDOM, WA2 8BQ 
- JACK STEWART-CLARK- Born September 1929 - POCKSTYE HOUSE, HOLTYE COMMON, COWDEN, KENT, TN8 7EL 
- Jack Lewis CLARK- Born April 1990 - Unit 7a Radford Crescent, Billericay, England, CM12 0DU 
- JACK RICHARD CLARK- Born March 2001 - DERWENT FOUNDRY, RAILWAY STREET, MALTON, YORKSHIRE, YO17 7NR 
- JACK HARVIE CLARK- 13 STRATFORD GROVE, NEWCASTLE UPON TYNE, TYNE & WEAR, NE6 5AT 
- JACK STEWART-CLARK- Born September 1929 - DUNDAS CASTLE, SOUTH QUEENSFERRY, EDINBURGH, EH30 9SP 
- JACK HARVIE CLARK- Born November 1971 - DESIGN WORKS, WILLIAM STREET, GATESHEAD, TYNE & WEAR, NE10 0JP 
- JACK STEWART CLARK- Born June 1954 - DAISYBANK PERRANCOOMBE, PERRANPORTH, CORNWALL, ENGLAND, TR6 0JA