Iamgold Reports Incident at Rosebel Concession

NEWS RELEASE

TSX: IMG NYSE: IAG

IAMGOLD REPORTS INCIDENT AT ROSEBEL CONCESSION

Toronto, Ontario, August 1, 2019 – IAMGOLD Corporation (“IAMGOLD” or the “Company”) deeply

regrets to report that an incident involving local police and unauthorized artisanal miners within the

Rosebel concession has resulted in the death of an unauthorized miner.

Rosebel’s Emergency Response Team was immediately activated. The appropriate government

authorities have been notified. An investigation into the incident, which also resulted in some equipment

damage, has been initiated.

To ensure the security of our workforce, we have temporarily suspended mining activities while the mill

continues to operate.

Our thoughts are with the family and friends of the deceased at this difficult time.

About IAMGOLD

IAMGOLD (www.iamgold.com) is a mid-tier mining company with four operating gold mines on three

continents. A solid base of strategic assets in North and South America and West Africa is complemented

by development and exploration projects and continued assessment of accretive acquisition opportunities.

IAMGOLD is in a strong financial position with extensive management and operational expertise.

For further information please contact:

Indi Gopinathan, Investor Relations Lead, IAMGOLD Corporation

Tel: (416) 360-4743 Mobile: (416) 388-6883

Martin Dumont, Senior Analyst Investor Relations, IAMGOLD Corporation

Tel: (416) 933-5783 Mobile: (647) 967-9942

Toll-free: 1-888-464-9999 [email protected]

Please note:

This entire news release may be accessed via fax, e -mail, IAMGOLD's website at www.iamgold.com and through Newsfile’s website

at www.newsfilecorp.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/Home/default.aspx.