+———Adam DEL CROSLEGH (abt 1310 Scaitcliffe, Todmorden, Lancashire, England – )
                                                                                      |
                                                                                  +———John DEL CROSLEGH (abt 1335 Scaitcliffe, Todmorden, Lancashire, England – )
                                                                                  |   |    
                                                                                  |   +———Matilda (abt 1310 – )
                                                                                  |
                                                                              +———William DEL CROSLEGH (abt 1370 Scaitcliffe, Todmorden, Lancashire, England – )
                                                                              |   |    
                                                                              |   +———Johanna (abt 1340 – )
                                                                              |
                                                                          +———Thomas DEL CROSLEGH (abt 1400 Scaitcliffe, Todmorden, Lancashire, England – )
                                                                          |
                                                                      +———Richard DEL CROSLEGH (abt 1435 Scaitcliffe, Todmorden, Lancashire, England – )
                                                                      |
                                                                  +———DEL CROSLEGH (abt 1470 Scaitcliffe, Todmorden, Lancashire, England – )
                                                                  |
                                                              +———Richard CROSSLEY (abt 1500 Scaitcliffe, Todmorden, Lancashire, England – 1548 Scaitcliffe, Todmorden, Lancashire, England)
                                                              |
                                                          +———Richard CROSSLEY (abt 1530 Scaitcliffe, Todmorden, Lancashire, England – 1587 Scaitcliffe, Todmorden, Lancashire, England)
                                                          |   |    
                                                          |   +———Alice (abt 1510 – )
                                                          |
                                                      +———Anthony CROSSLEY (abt 1560 Scaitcliffe, Todmorden, Lancashire, England – 1624 Scaitcliffe, Todmorden, Lancashire, England)
                                                      |   |    
                                                      |   +———Elizabeth WHITLEY (abt 1540 – )
                                                      |
                                                  +———John CROSSLEY (abt 1590 Scaitcliffe, Todmorden, Lancashire, England – 1646 Scaitcliffe, Todmorden, Lancashire, England)
                                                  |   |    
                                                  |   +———Mary (abt 1560 – )
                                                  |
                                              +———Abraham CROSSLEY (abt 1630 Scaitcliffe, Todmorden, Lancashire, England – )
                                              |   |    
                                              |   +———Dorothie LORD (abt 1595 Godpleye, Walsden, Lancashire – )
                                              |
                                          +———Anthony CROSSLEY (abt 1655 – 1715 Walsden, Lancashire, England)
                                          |
                                      +———Nicholas CROSSLEY (abt 1695 Stonehouse, Walsden, Lancashire, England – 1748 Walsden, Lancashire, England)
                                      |   |    
                                      |   +———Martha FIELDING (abt 1660 – )
                                      |
                                  +———Edmund CROSSLEY (1717 Stonehouse, Walsden, Lancashire, England – aft 1768 Walsden, Lancashire, England)
                                  |   |    
                                  |   +———Ann HOWARD (abt 1695 – abt 1738)
                                  |
                              +———Thomas CROSSLEY (1752 Walsden, Lancashire, England – 1833 Stonely Barn, Walsden, Lancashire, England)
                              |   |    
                              |   +———Betty BUTTERWORTH (abt 1720 – )
                              |
                          +———Edmund CROSSLEY (1776 Walsden, Lancashire, England – bef 1861 Rochdale, Lancashire, England)
                          |   |    
                          |   +———Ann GREENWOOD (abt 1752 – )
                          |
                      +———Thomas CROSSLEY (1817 Knowlwood, Walsden, Lancashire, England – 1903 Rochdale, Lancashire, England)
                      |   |    
                      |   +———Ann LAW (abt 1776 Ireland – )
                      |
                  +———John CROSSLEY (abt 1838 Spotland, Lancashire, England – )
                  |   |    
                  |   +———Ann LAW (abt 1812 Whitworth, Lancashire, England – 1877 Rochdale, Lancashire, England)
                  |
              +———John Thomas CROSSLEY (12 Nov 1862 Whitworth, Lancashire, England – 17 Sep 1910 Providence, Rhode Island, USA)
              |   |    
              |   +———Ellen HINES (1839 Heywood, Lancashire, England – 1903 Rochdale, Lancashire, England)
              |
          +———Harold Llewellyn CROSSLEY (7 Nov 1895 Providence, Rhode Island, USA – 1957 Warwick, Kent, Rhode Island, USA)
          |   |    
          |   +———Emily Ann LITTLE, NEE HILLMAN (1857 Westbury, Wiltshire, England – 1923 Providence, Rhode Island, USA)
          |
      +———Harold Llewellyn CROSSLEY Jr (30 Dec 1919 Providence, Rhode Island, USA – 18 Dec 2008 Warwick, Kent, Rhode Island, USA)
      |   |    
      |   +———Irene E FELTON (1897 Rhode Island, USA – 1959 Rhode Island, USA)
      |
  +———Dr Harold Llewellyn CROSSLEY III (28 Apr 1941 – )
  |   |    
  |   +———Marion E PERRY (17 Jun 1919 Warwick, Kent, Rhode Island, United States – 5 Nov 2014 Warwick, Kent, Rhode Island, United States)
  |    
  Derek Peirce CROSSLEY (1972 – )
  |    
  +———Peggy Anne PEIRCE (1947 – )