Exhibit 23.1

Independent Registered Public Accounting Firm’s Consent

We consent to the incorporation by reference in this Registration Statement of INmune Bio, Inc. on Form S-3 of our report dated March 4, 2021, with respect to our audits of the consolidated financial statements of INmune Bio, Inc. as of December 31, 2020 and 2019 and for the years ended December 31, 2020 and 2019 appearing in the Annual Report on Form 10-K of INmune Bio, Inc. for the year ended December 31, 2020. We also consent to the reference to our firm under the heading “Experts” in the Prospectus, which is part of this Registration Statement.

/s/ Marcum llp

Marcum llp

Houston, Texas

September 7, 2021