Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Tucows Inc.:

We consent to the incorporation by reference in the registration statements (No. 333-74010, 333-106961, 333-140985, and 333-169848) on Form S-8, and the registration statement (No. 333-125843) on Form S-1 of Tucows Inc., of our report dated March 12, 2013, with respect to the consolidated balance sheets of Tucows Inc. as of December 31, 2012 and 2011, and the related consolidated statements of comprehensive income, stockholders’ equity and cash flows for each of the years in the three-year period ended December 31, 2012, which report appears in the December 31, 2012 Annual Report on Form 10-K of Tucows Inc.

/s/ KPMG LLP

Chartered Accountants, Licensed Public Accountants

Toronto, Canada

March 15, 2013