EXHIBIT 23.1

      CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement
No. 333-113590 on Form S-3, and Registration Statement Nos. 333-104249,
333-80577 and 33-3537, on Form S-8, of our report dated March 1, 2007,
relating to the financial statements of Giant Industries, Inc. and
subsidiaries (the "Company") (which report expresses an unqualified
opinion and includes an explanatory paragraph relating to a change in
accounting method for the adoption of Financial Accounting Standards
Board ("FASB") Interpretation 47, Accounting for Conditional Asset
Retirement Obligations in 2005 and a change in accounting method for
the adoption of Statement of Financial Accounting Standards No. 158,
Employer's Accounting for Defined Benefit Plans and Other
Postretirement Benefits, an Amendment of FASB Statements No. 87, 88,
106, and 132(R) in 2006), our report dated March 1, 2007 relating to
the financial statement schedule of the Company, and our report dated
March 1, 2007 relating to management's report on the effectiveness of
internal control over financial reporting, appearing in this Annual
Report on Form 10-K of the Company for the year ended December 31,
2006.


/s/ Deloitte & Touche LLP

Phoenix, Arizona
March 1, 2007