Total Voting Rights

Rockhopper Exploration plc
28 September 2007


28 September 2007

Rockhopper Exploration plc (the 'Company')

Total Voting Rights

In conformity with the Transparency Directive's transitional provision 6, the
Company notifies the market of the following:

As at the date of this announcement, the Company's issued share capital consists
of 75,665,285 ordinary shares with a nominal value of 1 pence each ('Ordinary
Shares'), with voting rights. The Company does not hold any Ordinary Shares in
Treasury.

Therefore, the total number of Ordinary Shares with voting rights is 75,665,285.

The above figure of 75,665,285 Ordinary Shares may be used by shareholders in
the Company as the denominator for the calculations by which they will determine
if they are required to notify their interest in, or a change in their interest
in, the share capital of the Company under the FSA's Disclosure and Transparency
Rules.


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