EXHIBIT 12(B)

I, Sean Dranfield, President and I, Karen Buiter, Treasurer of the Henderson
Global Funds (the "Trust"), each certify that:

1.   The Form N-CSR of the Trust for the period ended January 31, 2008 (the
     "Report") fully complies with the requirements of Section 13(a) or 15(d) of
     the Securities Exchange Act of 1934; and

2.   The information contained in the Report fairly presents, in all material
     respects, the financial condition and results of operations of the Trust.


By:      /s/ Sean Dranfield
         ------------------
         Sean Dranfield
         President (principal executive officer) of Henderson Global Funds

Date:    March 27, 2008


By:      /s/ Karen Buiter
         ------------------
         Karen Buiter
         Treasurer (principal financial officer) of Henderson Global Funds

Date:    March 27, 2008