EX. -99.906CERT(i)

                                 CERTIFICATIONS



I, Carl G. Verboncoeur,  Principal  Executive Officer of Rydex Series Funds (the
"Trust"), certify that:

         1.     The Form N-CSR of the Trust (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.



A signed  original of this  written  statement  required by Section 906 has been
provided  to the Trust and will be retained  by the Trust and  furnished  to the
Securities and Exchange Commission or its staff upon request.



Dated: November 24, 2003

                                                     /s/ Carl G. Verboncoeur
                                                     ---------------------------
                                                     Carl G. Verboncoeur,
                                                     Principal Executive Officer



                                                            EX. -99.906CERT9(ii)

                                 CERTIFICATIONS



I, Carl G.  Verboncoeur,  Vice  President & Treasurer of Rydex Series Funds (the
"Trust"), certify that:

         1.     The Form N-CSR of  the Trust (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.



A signed  original of this  written  statement  required by Section 906 has been
provided  to the Trust and will be retained  by the Trust and  furnished  to the
Securities and Exchange Commission or its staff upon request.



Dated: November 24, 2003



                                                      /s/ Carl G. Verboncoeur
                                                      --------------------------
                                                      Carl G. Verboncoeur,
                                                      Vice President & Treasurer