OceanaGold announces inclusion in the S&P TSX Global Gold and Global Mining
Indexes

/NOT FOR DISSEMINATION OR DISTRIBUTION IN THE UNITED STATES AND NOT FOR DISTRIBUTION TO US NEWSWIRE SERVICES/

MELBOURNE, Australia, June 15 /CNW/ - OceanaGold Corporation (ASX: OGC, TSX: OGC, NZX: OGC) (the "Company") is pleased to announce that the Company has been added to the Standard & Poor's (S&P) TSX Global Gold Index and the S&P TSX Global Mining Index. This will be effective at market open on Monday June 21st, 2010.

Chief Executive Officer, Paul Bibby commented, "This marks another important milestone for OceanaGold and acknowledges the improved investor recognition and trading volumes as OceanaGold continues to unlock value across the Company."

About OceanaGold

OceanaGold Corporation is a significant Pacific Rim gold producer with projects located on the South Island of New Zealand and in the Philippines. The Company's assets encompass New Zealand's largest gold mining operation at the Macraes complex in Otago which is made up of the Macraes open pit and the Frasers Underground mines. Additionally on the west coast of the South Island, the Company operates the Reefton open-pit mine. OceanaGold produces between 270,000 - 300,000 ounces of gold per annum from the New Zealand operations. The Company also owns the Didipio Gold-Copper Project in northern Luzon, Philippines.

OceanaGold is listed on the Toronto, Australian and New Zealand stock exchanges under the symbol OGC.

For further information: Mr Darren Klinck, Vice President, Corporate and Investor Relations, Tel: [phone]