SECTION 906 CERTIFICATION
                            -------------------------


         Pursuant to 18 U.S.C. ss. 1350, the undersigned officer of Wells Fargo
Master Trust (the "Trust"), hereby certifies, to the best of her knowledge, that
the Trust's report on Form N-CSR for the period ended November 30, 2009 (the
"Report") fully complies with the requirements of Section 13(a) or Section
15(d), as applicable, of the Securities Exchange Act of 1934 and that the
information contained in the Report fairly presents, in all material respects,
the financial condition and results of operations of the Trust.


         Date: January 28, 2010


                                                     /s/ Karla M. Rabusch


                                                     Karla M. Rabusch
                                                     President
                                                     Wells Fargo Master Trust







                            SECTION 906 CERTIFICATION
                            -------------------------


         Pursuant to 18 U.S.C. ss. 1350, the undersigned officer of Wells Fargo
Master Trust (the "Trust"), hereby certifies, to the best of his knowledge, that
the Trust's report on Form N-CSR for the period ended November 30, 2009 (the
"Report") fully complies with the requirements of Section 13(a) or Section
15(d), as applicable, of the Securities Exchange Act of 1934 and that the
information contained in the Report fairly presents, in all material respects,
the financial condition and results of operations of the Trust.


         Date: January 28, 2010


                                                     /s/ Kasey L. Phillips


                                                     Kasey L. Phillips
                                                     Treasurer
                                                     Wells Fargo Master Trust