BHP Group Limited — Director's Dealing 2010

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

July 6, 2010

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

x Form 20-F ¨ Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934:

¨ Yes x No

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): n/a

SIGNATURES

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.

Company Secretariat

1 July 2010

Notification of Change of Interests of Directors and Connected Persons

(Australian Securities Exchange Listing Rules Appendix 3Y)

(Listing Rules & Disclosure and Transparency Rules of the UK Listing Authority)

As part of a dual listed company structure, the Group voluntarily notifies all stock exchanges on which either BHP Billiton Limited or BHP Billiton Plc have primary or secondary listings, all those interests of directors and persons discharging managerial responsibilities of both entities in the securities of both entities (and changes to those interests) which are required to be disclosed under the Australian Securities Exchange (ASX) Listing Rules, the Listing Rules and Disclosure and Transparency Rules of the United Kingdom Listing Authority, the Australian Corporations Act, the United Kingdom Companies Acts and the Group’s Securities Dealing Procedure.

We (the entities) advise the following information under ASX Listing Rule 3.19A.2, the UK Listing Authority Disclosure and Transparency Rule 3.1.4 and as agent for the director for the purposes of section 205G of the Australian Corporations Act and in accordance with the Group’s Securities Dealing Procedure.

Part 1 – Change of relevant interests in securities

Included in this Part are:

• in the case of a trust, interests in the trust made available by the responsible entity of the trust;

• details of the circumstance giving rise to the relevant interest;

• details and estimated valuation if the consideration is non-cash; and

• changes in the relevant interest of Connected Persons of the director.

Part 2 – Change of interests in contracts other than as described in Part 3

Included in this Part are:

• only details of a contract in relation to which the interest has changed; and

• details and estimated valuation if the consideration is non-cash.

Part 3 – Change of interests in options or other rights granted by the entities

Included in this Part are only details of options or other rights granted which have changed, save for the total number of securities over which options or other rights are held following this notification.

Part 3 – Change of interests in options or other rights granted by the entities (cont’d)

Part 4 – Contact details

BHP Billiton Limited ABN 49 004 028 077 Registered in Australia Registered Office: 180 Lonsdale Street Melbourne Victoria 3000 BHP Billiton Plc Registration number 3196209 Registered in England and Wales Registered Office: Neathouse Place London SW1V 1BH United Kingdom

The BHP Billiton Group is headquartered in Australia