| Name | Birth date | Birth location |
| McKilligan, Wayne | 1921 | |
| McKilligan, Wendy Faye | October 21, 1954 | |
| McKilligan, Wilford | Abt. 1839 | Scotland |
| McKilligan, William | September 12, 1678 | Inverness |
| McKilligan, William | Abt. 1696 | |
| McKilligan, William | Abt. 1696 | |
| McKilligan, William | May 30, 1727 | Balnagowan, near Campbelltown, Ardersier |
| McKilligan, William | May 30, 1727 | Balnagowan, near Campbelltown, Ardersier |
| McKilligan, William | July 01, 1740 | Croy |
| McKilligan, William | Abt. 1750 | |
| McKilligan, William | Abt. 1750 | |
| McKilligan, William | November 18, 1750 | Croy & Dalcross, Inverness, Scotland |
| McKilligan, William | March 19, 1760 | atBalfreish |
| McKilligan, William | December 29, 1760 | Balnagowan, Scotland |
| McKilligan, William | December 1761 | Balnagowan, Scotland Baptized at Forres |
| McKilligan, William | December 18, 1768 | Lyne of Urchany |
| McKilligan, William | August 11, 1775 | Little Cantray |
| McKilligan, William | January 06, 1786 | Newlands of Broomhill |
| McKilligan, William | 1787 | |
| McKilligan, William | 1787 | |
| McKilligan, William | Abt. 1790 | |
| McKilligan, William | March 13, 1790 | |
| McKilligan, William | March 13, 1790 | |
| McKilligan, William | Abt. 1816 | |
| McKilligan, William | Abt. 1816 | |
| McKilligan, William | July 06, 1816 | Newlands of Broomhill |
| McKilligan, William | September 25, 1820 | Braicklaich in Petty Parish |
| McKilligan, William | September 25, 1820 | Braicklaich in Petty Parish |
| McKilligan, William | November 04, 1822 | Forres Parish |
| McKilligan, William | August 04, 1830 | St. Nicolas, Aberdeen ,Scotland |
| McKilligan, William | April 26, 1842 | Cambridge, Wentworth County, Southern Ontario |
| McKilligan, William | July 25, 1854 | Aberdeen, Old Machar Parish, Scotland |
| McKilligan, William | July 25, 1854 | Aberdeen, Old Machar Parish, Scotland |
| McKilligan, William | July 25, 1854 | Aberdeen, Old Machar Parish, Scotland |
| McKilligan, William | January 14, 1862 | Halifax, Novia Scotia |
| McKilligan, William | January 14, 1862 | Halifax, Novia Scotia |
| McKilligan, William | Abt. 1863 | New Brunswick |
| McKilligan, William | Abt. 1865 | Montana |
| McKilligan, William | July 1867 | Canada |
| McKilligan, William | January 05, 1892 | U.S.A. |
| McKilligan, William (Buster) | Abt. 1912 | |
| McKilligan, William Arthur | October 06, 1891 | |
| McKilligan, William B | | |
| McKilligan, William B. | July 11, 1861 | Ottawa, Ontario |
| McKilligan, William Hugh | November 29, 1885 | Elgin, Scotland |
| McKilligan, William II | December 27, 1886 | |
| McKilligan, William III | September 25, 1922 | St.Paul, Minnisota |
| McKilligan, William John | September 28, 1856 | Halifax, Novia Scotia |
| McKilligan, William John | 1918 | Sterling Castle, Scotland |
| McKilligan, William John | June 24, 1949 | Manistique, Michigan,U.S.A. |