Exhibit 15.1
Consent of Independent Registered Public Accounting Firm
The Board of Directors of InflaRx N.V.:
We consent to the incorporation by reference in the registration statements on Form S-8 (No. 333-221656) and on Form F-3 (No. 333-230560) of InflaRx N.V. of our
report dated April 28, 2020, with respect to the consolidated statements of financial position of InflaRx N.V. as of December 31, 2019 and 2018, and the related consolidated statements of comprehensive loss, changes in shareholders’ equity, and
cash flows for each of the years in the three-year period ended December 31, 2019, and the related notes, which report appears in the December 31, 2019 annual report on Form 20-F of InflaRx N.V.
/s/ KPMG AG Wirtschaftsprüfungsgesellschaft
Leipzig, Germany
April 28, 2020