Company: FRFXF
Filing Date: 2025-01-15
Form Type: 6-K
Source: 0001104659-25-003624
Chunk: 0

Company: FAIRFAX FINANCIAL HOLDINGS LTD/ CAN
Filing Date: 2025-01-15
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES
SECURITIES AND EXCHANGE COMMISSIONWashington, D.C. 20549

Form 6-K

Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16 of
the Securities Exchange Act of 1934</div>

| For the month of: January 2025 |     | Commission File Number: 001-31556 |

<div align='center'>FAIRFAX FINANCIAL HOLDINGS LIMITED
(Name of Registrant)

95 Wellington Street West
Suite 800
Toronto, Ontario
Canada M5J 2N7
(Address of Principal Executive Offices)</div>

Indicate by check mark whether
the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

| Form 20-F ¨ |     | Form 40-F x |

<div align='center'>EXHIBIT INDEX</div>

<div align='center'>SIGNATURES</div>

Pursuant to the requirements
of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto
duly authorized.

| Date: January 15, 2025 | FAIRFAX FINANCIAL HOLDINGS LIMITED 
 By:                                | /s/ Derek Bulas |                                                             |
|:-----------------------|:-----------------------------------|:----------------|:------------------------------------------------------------|
|                        |                                    | Name:           | Derek Bulas                                                 |
|                        |                                    | Title:          | Vice President, Chief Legal Officer and Corporate Secretary |