Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated March 21, 2022 with respect to the audited financial statements of Greenwich LifeSciences, Inc. for the years ended December 31, 2021 and 2020.

We also consent to the references to us under the heading “Experts” in such Registration Statement.

/s/ MaloneBailey, LLP

www.malonebailey.com

Houston, Texas

March 25, 2022