Certification Pursuant to Rule 30a-2(b) under the 1940 Act and Section 906 of the Sarbanes-Oxley Act I, Lawrence E. Davanzo, President of Wilshire Mutual Funds, Inc. (the "Registrant"), certify, to the best of my knowledge, that: 1. The Form N-CSR of the Registrant (the "Report") fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and 2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant. Date: September 9, 2009 /s/: Lawrence E. Davanzo ------------------ ------------------------------ Lawrence E. Davanzo, President (principal executive officer) Certification Pursuant to Rule 30a-2(b) under the 1940 Act and Section 906 of the Sarbanes-Oxley I, Helen Thompson, Treasurer of Wilshire Mutual Funds, Inc. (the "Registrant"), certify, to the best of my knowledge, that: 1. The Form N-CSR of the Registrant (the "Report") fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and 2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant. Date: September 9, 2009 /s/: Helen Thompson ------------------ ----------------------------- Helen Thompson, Treasurer (principal financial officer)