Total Voting Rights

Rockhopper Exploration plc
30 March 2007

Rockhopper Exploration plc (the 'Company')

30 March 2007

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 75,663,305 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 75,663,305.

The above figure of 75,663,305 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.

For further information, please contact:

Rockhopper Exploration
Sam Moody, Managing Director                     01722 414 419

Aquila Financial Limited
Peter Reilly                                     020 7202 2601




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