Exhibit 99.1

Woodside Energy Group Ltd

ACN 004 898 962

Mia Yellagonga

11 Mount Street

Perth WA 6000

Australia

T +61 8 9348 4000

www.woodside.com

ASX: WDS

NYSE: WDS

LSE: WDS

Announcement

Monday, 4 September 2023

APPENDIX 3Y (CHANGE OF DIRECTOR’S INTEREST NOTICE)

In accordance with the Listing Rules, please see attached announcement relating to the above, for release to the market.

Contacts:
INVESTORS	MEDIA
Matthew Turnbull M: +1 (713) 448-0956 M: +61 410 471 079 Sarah Peyman M: +61 457 513 249 E: investor@woodside.com	Christine Forster M: +61 484 112 469 E: christine.forster@woodside.com

This announcement was approved and authorised for release by Woodside’s Disclosure Committee.

Page 1 of 1

Appendix 3Y

Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity	Woodside Energy Group Ltd
ABN	55 004 898 962

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Frank Charles Cooper
Date of last notice	3 March 2023

Part 1 – Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Beneficial interest in ordinary shares held pursuant to the Non-Executive Directors’ Share Plan by the trustee, CPU Share Plans Pty Ltd
Date of change	31 August 2023
No. of securities held prior to change	15,525 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Class	Ordinary
Number acquired	617
Number disposed	Nil
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$36.85 per share
No. of securities held after change	16,142 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	On-market purchase by the trustee of the Non- Executive Directors’ Share Plan on pre- determined date pursuant to the rules of the Non- Executive Directors’ Share Plan.

+  See chapter 19 for defined terms.   01/01/2011 Appendix 3Y Page 1

Appendix 3Y

Change of Director’s Interest Notice

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder (if issued securities)	N/A
Date of change	N/A
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	N/A
Interest after change	N/A

Part 3 – ⁺Closed period

Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided?	N/A

+  See chapter 19 for defined terms.   Appendix 3Y Page 2 01/01/2011

Appendix 3Y

Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity	Woodside Energy Group Ltd
ABN	55 004 898 962

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Swee Chen Goh
Date of last notice	3 March 2023

Part 1 – Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Beneficial interest in ordinary shares held pursuant to the Non-Executive Directors’ Share Plan by the trustee, CPU Share Plans Pty Ltd
Date of change	31 August 2023
No. of securities held prior to change	14,456 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Class	Ordinary
Number acquired	497
Number disposed	Nil
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$36.85 per share
No. of securities held after change	14,953 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	On-market purchase by the trustee of the Non- Executive Directors’ Share Plan on pre- determined date pursuant to the rules of the Non- Executive Directors’ Share Plan.

+  See chapter 19 for defined terms.   01/01/2011 Appendix 3Y Page 1

Appendix 3Y

Change of Director’s Interest Notice

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder (if issued securities)	N/A
Date of change	N/A
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	N/A
Interest after change	N/A

Part 3 – ⁺Closed period

Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided?	N/A

+  See chapter 19 for defined terms.   Appendix 3Y Page 2 01/01/2011

Appendix 3Y

Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity	Woodside Energy Group Ltd
ABN	55 004 898 962

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Ian Elgin Macfarlane
Date of last notice	3 March 2023

Part 1 – Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Beneficial interest in ordinary shares held pursuant to the Non-Executive Directors’ Share Plan by the trustee, CPU Share Plans Pty Ltd
Date of change	31 August 2023
No. of securities held prior to change	11,136 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Class	Ordinary
Number acquired	240
Number disposed	Nil
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$36.85 per share
No. of securities held after change	11,376 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	On-market purchase by the trustee of the Non- Executive Directors’ Share Plan on pre- determined date pursuant to the rules of the Non- Executive Directors’ Share Plan.

+  See chapter 19 for defined terms.   01/01/2011 Appendix 3Y Page 1

Appendix 3Y

Change of Director’s Interest Notice

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder (if issued securities)	N/A
Date of change	N/A
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	N/A
Interest after change	N/A

Part 3 – ⁺Closed period

Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided?	N/A

+  See chapter 19 for defined terms.   Appendix 3Y Page 2 01/01/2011

Appendix 3Y

Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity	Woodside Energy Group Ltd
ABN	55 004 898 962

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Benjamin Sana Wyatt
Date of last notice	3 March 2023

Part 1 – Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Beneficial interest in ordinary shares held pursuant to the Non-Executive Directors’ Share Plan by the trustee, CPU Share Plans Pty Ltd
Date of change	31 August 2023
No. of securities held prior to change	2354
Class	Ordinary
Number acquired	700
Number disposed	Nil
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$36.85 per share
No. of securities held after change	3054 ordinary shares held by CPU Share Plans Pty Ltd as trustee of the Non-Executive Directors’ Share Plan
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	On-market purchase by the trustee of the Non- Executive Directors’ Share Plan on pre- determined date pursuant to the rules of the Non- Executive Directors’ Share Plan.

+  See chapter 19 for defined terms.   01/01/2011 Appendix 3Y Page 1

Appendix 3Y

Change of Director’s Interest Notice

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder (if issued securities)	N/A
Date of change	N/A
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	N/A
Interest after change	N/A

Part 3 – ⁺Closed period

Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided?	N/A

+  See chapter 19 for defined terms.   Appendix 3Y Page 2 01/01/2011