Ex-99.CERT
Exhibit 10(b)

Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
- -----------------------------------------------------------------------

I, Sean Dranfield, President and Principal Executive Officer of Henderson Global
Funds, certify that:

1.   I have reviewed this report on Form N-CSR of Henderson Global Funds;

2.   Based on my knowledge, this report does not contain any untrue statement of
     a material fact or omit to state a material fact necessary to make the
     statements made, in light of the circumstances under which such statements
     were made, not misleading with respect to the period covered by this
     report; and

3.   Based on my knowledge, the financial statements, and other financial
     information included in this report, fairly present in all material
     respects the financial condition, results of operations, changes in net
     assets, and cash flows (if the financial statements are required to include
     a statement of cash flows) of the registrant as of, and for, the periods
     presented in this report.

By:  /s/ Sean Dranfield
     ---------------------
     Sean Dranfield
     President and Principal Executive Officer of Henderson Global Funds

Date: March 26, 2003





Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
- -----------------------------------------------------------------------

I, Sean Dranfield, President and Principal Executive Officer of Henderson Global
Funds (the "Fund"), certify that:

1.   The N-CSR of the Fund (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 Fund.


By:  /s/ Sean Dranfield
     ---------------------
     Sean Dranfield
     President and Principal Executive Officer of Henderson Global Funds

Date:  March 26, 2003





Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
- -----------------------------------------------------------------------

I, Steven M. Hill, Treasurer and Principal Financial Officer of Henderson Global
Funds, certify that:

1.   I have reviewed this report on Form N-CSR of Henderson Global Funds;

2.   Based on my knowledge, this report does not contain any untrue statement of
     a material fact or omit to state a material fact necessary to make the
     statements made, in light of the circumstances under which such statements
     were made, not misleading with respect to the period covered by this
     report; and

3.   Based on my knowledge, the financial statements, and other financial
     information included in this report, fairly present in all material
     respects the financial condition, results of operations, changes in net
     assets, and cash flows (if the financial statements are required to include
     a statement of cash flows) of the registrant as of, and for, the periods
     presented in this report.

By:  /s/ Steven M. Hill
     ---------------------
     Steven M. Hill
     Treasurer and Principal Financial Officer of Henderson Global Funds

Date:  March 26, 2003





Certification pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
- -----------------------------------------------------------------------

I, Steven M. Hill, Treasurer and Principal Financial Officer of Henderson Global
Funds (the "Fund"), certify that:

1.   The N-CSR of the Fund (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 Fund.


By:      /s/ Steven M. Hill
         ---------------------
         Steven M. Hill
         Treasurer and Principal Financial Officer of Henderson Global Funds

Date:    March 26, 2003