Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the reference to our firm under the caption “Experts” in this Registration Statement (FormS-3) and related Prospectus of Inovio Pharmaceuticals, Inc. for the registration of common stock, preferred stock, debt securities and warrants and to the incorporation by reference therein of our reports dated March 12, 2020, with respect to the consolidated financial statements of Inovio Pharmaceuticals, Inc. and the effectiveness of internal control over financial reporting of Inovio Pharmaceuticals, Inc. included in its Annual Report (Form10-K) for the year ended December 31, 2019 filed, with the Securities and Exchange Commission.
/s/ Ernst & Young LLP
San Diego, California
March 13, 2020
