______Sir Robert dePollok
              |      b.
              |      bp.
              |      m.
              |      mp.
              |      d.
              |      dp.
              |
        ______Sir Robert Bruce Polk
        |      b.
        |      bp.  Ireland
        |      m.
        |      mp.
        |      d.
        |      dp.
        |     |
        |     |_____
        |            b.
        |            bp.
        |            d.
        |            dp.
        |
  ______Robert Bruce Polk
  |      b.
  |      bp.
  |      m.
  |      mp.
  |      d.
  |      dp.
  |     |
  |     |     ______
  |     |     |      b.
  |     |     |      bp.
  |     |     |      m.
  |     |     |      mp.
  |     |     |      d.
  |     |     |      dp.
  |     |     |
  |     |_____
  |            b.
  |            bp.
  |            d.
  |            dp.
  |           |
  |           |_____
  |                  b.
  |                  bp.
  |                  d.
  |                  dp.
  |
  William Polk
   b.   1664
   bp.  Douegel Co., Ireland
   m.
   mp.
   d.   1740
   dp.  Somerset, MD, USA
  |
  |Spouse: Nancy Knox
  |
  |           ______
  |           |      b.
  |           |      bp.
  |           |      m.
  |           |      mp.
  |           |      d.
  |           |      dp.
  |           |
  |     ______
  |     |      b.
  |     |      bp.
  |     |      m.
  |     |      mp.
  |     |      d.
  |     |      dp.
  |     |     |
  |     |     |_____
  |     |            b.
  |     |            bp.
  |     |            d.
  |     |            dp.
  |     |
  |_____Magdalen Tasker
         b.
         bp.
         d.
         dp.
        |
        |     ______
        |     |      b.
        |     |      bp.
        |     |      m.
        |     |      mp.
        |     |      d.
        |     |      dp.
        |     |
        |_____
               b.
               bp.
               d.
               dp.
              |
              |_____
                     b.
                     bp.
                     d.
                     dp.