Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the reference to our firm under the caption "Experts" in the Registration Statement (Form F-1) and related Prospectus of Seanergy Maritime Holdings Corp. for the offering of 25,000,000 units consisting of common shares or pre-funded warrants to purchase common shares and class D warrants to purchase common shares and to the incorporation by reference therein of our report dated March 5, 2020, with respect to the consolidated financial statements and the financial statement schedule of Seanergy Maritime Holdings Corp., included in its Annual report (Form 20-F) for the year ended December 31, 2019, filed with the Securities and Exchange Commission.
/s/ Ernst & Young (Hellas) Certified Auditors Accountants S.A.
Athens, Greece
March 20, 2020