Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement and related Prospectus of Dermira, Inc. filed pursuant to Rule 462(b) (Form S-1MEF) for the registration of shares of its common stock, of our report dated March 25, 2015, with respect to the consolidated financial statements of Dermira, Inc., included in its Annual Report (Form 10-K) for the year ended December 31, 2014, filed with the Securities and Exchange Commission, and to the reference to our firm under the caption “Experts” in Amendment No. 1 to the Registration Statement (Form S-1 No. 333-205907) and related Prospectus of Dermira, Inc. incorporated by reference into this Registration Statement.

/s/ ERNST & YOUNG LLP

Redwood City, California
August 5, 2015