+———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 – )
                                          |
                                      +———John CROSSLEY (abt 1565 – )
                                      |   |    
                                      |   +———Elizabeth WHITLEY (abt 1540 – )
                                      |
                                  +———John CROSSLEY (abt 1595 – )
                                  |
                              +———John CROSSLEY (abt 1625 Walsden, Lancashire, England – )
                              |
                          +———Luke CROSSLEY (abt 1660 – 1729 Littleborough, Lancashire, England)
                          |   |    
                          |   +———Sarah (abt 1625 – 1692 Strines, Walsden, Lancashire, England)
                          |
                      +———Robert CROSSLEY (1699 Rochdale, Lancashire, England – 1775 Rochdale, Lancashire, England)
                      |   |    
                      |   +———Mary BISTALL, OR BERTSILL ( – 1702 Littleborough, Lancashire, England)
                      |
                  +———Luke CROSSLEY (1720 Hundersfield, Lancashire, England – 1761 Smallbridge, Lancashire, England)
                  |   |    
                  |   +———Mary STOTT (abt 1699 Rochdale, Lancashire, England – 1764 Rochdale, Lancashire, England)
                  |
              +———Edmund CROSSLEY (1748 Rochdale, Lancashire, England – 1809 Rochdale, Lancashire, England)
              |   |    
              |   +———Alice TAYLOR (abt 1720 – 1799 Rochdale, Lancashire, England)
              |
          +———Robert CROSSLEY (1776 Smallbridge, Lancashire, England – )
          |   |    
          |   +———Alice HILL (abt 1751 – 1839 Rochdale, Lancashire, England)
          |
      +———Sir Arthur Wellesley Wellington CROSSLEY (1815 Oldham – 1883 Oldham, Lancashire)
      |   |    
      |   +———Mary HOLLAS (abt 1776 – )
      |
  +———Robert CROSSLEY (1849 Charlesworth, Derbyshire, England – )
  |   |    
  |   +———Hannah BAMFORD (abt 1816 Oldham, Lancashire, England – )
  |    
  Harry CROSSLEY (1877 Failsworth, Lancashire, England – )
  |    
  +———Ann TRAVIS (abt 1849 Failsworth, Lancashire, England – )