SANUWAVE Health (SNWV) POS AM 2019 FY Prospectus update (post-effective amendment)

Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the inclusion in this Registration Statement of SANUWAVE Health, Inc. on Post-Effective Amendment No. 2 to Form S-1, (File No. 333-213774) of our report dated March 30, 2020, which includes an explanatory paragraph as to the Company’s continue as a going concern, with respect to our audits of the consolidated financial statements of SANUWAVE Health, Inc. as of December 31, 2019 and 2018 and for each of the two years in the period ended December 31, 2019, which report appears in the Prospectus, which is part of this Registration Statement. We also consent to the reference to our Firm under the heading “Experts” in such Prospectus.

Our report on the consolidated financial statements refers to a change in the method of accounting for leases effective January 1, 2019 due to the adoption of the guidance in Accounting Standards Codification (“ASC”) Topic 842.

/s/ Marcum llp

Marcum llp

New York, NY

April 17, 2020