CVX 12.31.2012 EX 23.1 Consent

We hereby consent to the incorporation by reference in the Registration Statement on Form S-3 of Chevron Corporation and its subsidiaries (No. 333-184777), and to the incorporation by reference in the Registration Statements on Form S-8 of Chevron Corporation and its subsidiaries (Nos. 333-172428, 333-171066, 333-26731, 333-162660, 333-152846, 333-102269, 333-72672, 333-21805, 333-21807, 333-21809, 333-46261, 333-105136, 333-122121, 333-02011, 333-127558, 333-127559, 333-127560, 333-127561, 333-127563, 333-127564, 333-127565, 333-127566, 333-127568, 333-128733, 333-128734, 333-127567, 333-127569, 333-127570), of our report dated February 22, 2013, relating to the consolidated financial statements, financial statement schedule and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.