Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the inclusion in this Registration Statement of Odyssey Semiconductor Technologies, Inc. on Form S-1 of our report dated April 7, 2021 with respect to our audits of the consolidated financial statements of Odyssey Semiconductor Technologies, Inc. as of December 31, 2020 and 2019, and for the years ended December 31, 2020 and 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.

/s/ Marcum llp

Marcum llp 

Melville, NY

June 17, 2021