Company: FUFU
Filing Date: 2025-03-25
Form Type: 6-K
Source: 0001013762-25-001872
Chunk: 0

Company: Bitfufu Inc.
Filing Date: 2025-03-25
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 OF
THE SECURITIES EXCHANGE ACT OF 1934

For the month of March 2025

Commission file number: 001-41972

BitFuFu Inc.

(Exact Name of Registrant as Specified in Its Charter)

9 Temasek Boulevard

Suntec Tower 2, #13-01

Singapore 038989

(Address of Principal Executive Offices)</div>

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

<div align='center'>Form 20-F ☒
Form 40-F ☐

EXHIBIT INDEX</div>

| Exhibit No. |     | Description                                                                  |
| 99.1        |     | Press Release - BitFuFu Announces Full Year 2024 Unaudited Financial Results |

<div align='center'>1

SIGNATURE</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: March 25, 2025 | BitFuFu Inc. 
 By:          | /s/ Leo Lu                         |
|:---------------------|:-------------|:-----------------------------------|
|                      | Name:        | Leo Lu                             |
|                      | Title:       | Chairman of Board of Directors and 
 Chief Executive Officer            |

<div align='center'>2</div>