Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of Fairfax Financial Holdings Limited (the Company) of our report dated March 9, 2018, relating to the consolidated financial statements and the effectiveness of internal control over financial reporting, which appears as an exhibit to the Company’s Annual Report on Form 40-F for the year ended December 31, 2017.

/s/ PricewaterhouseCoopers LLP 

Chartered Professional Accountants, Licensed Public Accountants

Toronto, Ontario

November 6, 2018

PricewaterhouseCoopers LLP

PwC Tower, 18 York Street, Suite 2600, Toronto, Ontario, Canada M5J 0B2

T: +1 416 863 1133, F: +1 416 365 8215, www.pwc.com/ca

“PwC” refers to PricewaterhouseCoopers LLP, an Ontario limited liability partnership.