6-K

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

For the month of June 2023

Commission File Number: 001-31528

IAMGOLD Corporation
(Translation of registrant's name into English)

401 Bay Street Suite 3200, PO Box 153 Toronto, Ontario, Canada M5H 2Y4 Tel: (416) 360-4710 (Address of principal executive offices)

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

[           ] Form 20-F                        [ x ] 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): ____

Note: Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.

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): ____

Note: Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized (the registrant’s “home country”), or under the rules of the home country exchange on which the registrant’s securities are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the registrant’s security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other Commission filing on EDGAR.

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

Yes [           ]                                No [ x ]

If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- ________

SUBMITTED HEREWITH

Exhibits

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.

IAMGOLD Corporation: Exhibit 99.1 - Filed by newsfilecorp.com

IAMGOLD ANNOUNCES APPOINTMENT OF AUDRA WALSH TO THE BOARD OF DIRECTORS

Toronto, Ontario, June 20, 2023 - IAMGOLD Corporation (TSX:IMG, NYSE:IAG) ("IAMGOLD" or the "Company") today announced that Ms. Audra Walsh has been appointed to the Company's board of directors effective immediately.

"We are pleased to welcome Audra Walsh to the board of directors of IAMGOLD," commented Maryse Bélanger, Chair of the Board of IAMGOLD. "Audra brings exceptional technical expertise, proven leadership and established health and safety experience, which will provide a further complement to the board. On behalf of the entire board, we would like to express our excitement in working alongside Audra as we steer and support the organization towards its goal of being a leading mid-tier producer."

Ms. Walsh is a Professional Engineer with over 30 years of technical, operating, management and board experience in the mining industry. Ms. Walsh previously served as the CEO of Minas de Aguas Teñidas S.A.U (MATSA), prior to the acquisition by Sandfire Resources in 2022. She has extensive public mining company board experience, having served and continuing to serve as a board committee member in the areas of Technical, Safety, Health, Environment and Sustainability. She also formerly held the position of President and CEO of Sierra Metals Inc., Minera S.A. and A2Z Mining Inc. Ms. Walsh has also held senior positions with Barrick Gold Corporation and Newmont Mining Corporation.

Ms. Walsh is a graduate with a Bachelor of Science, Mine Engineering from the South Dakota School of Mines and Technology in Rapid City, South Dakota; and is a registered member of the Society of Mining, Metallurgy and Exploration.

About IAMGOLD

IAMGOLD is an intermediate gold producer and developer based in Canada with operating mines in North America and West Africa. The Company is building the large-scale, long life Côté Gold project in Canada in partnership with Sumitomo Metal Mining Co. Ltd., which is expected to commence production in early 2024. In addition, the Company has an established portfolio of early stage and advanced exploration projects within high potential mining districts in the Americas. IAMGOLD employs approximately 3,300 people and is committed to maintaining its culture of accountable mining through high standards of Environmental, Social and Governance ("ESG") practices, including its commitment to Zero Harm®, in every aspect of its business. IAMGOLD is listed on the New York Stock Exchange (NYSE:IAG) and the Toronto Stock Exchange (TSX:IMG) and is one of the companies on the Jantzi Social Index ("JSI"), a socially screened market capitalization-weighted consisting of companies which pass a set of broadly based environmental, social and governance rating criteria.

IAMGOLD Contact Information

Graeme Jennings, Vice President, Investor Relations

Tel: 416 360 4743 | Mobile: 416 388 6883

Toll-free: 1 888 464 9999

info@iamgold.com

All material information on IAMGOLD can be found at www.sedar.com or at www.sec.gov*.* Si vous désirez obtenir la version française de ce communiqué, veuillez consulter le www.iamgold.com/French/accueil/default.aspx*.*