FSA Disclosure & Transparency Rule 5.6.1 October

In conformity with the Financial Services Authority's Disclosure and Transparency Rule 5.6.1 Betfair Group plc confirms that the total number of ordinary shares in issue at the close of business on 31 October 2011 (being the last trading day of October) was 105,440,289 at 0.1p each, with each share carrying the right to one vote. No ordinary shares are held in treasury. Therefore, the total number of voting rights in the company is 105,440,289.

The above figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, Betfair Group plc under the FSA's Disclosure and Transparency Rules.

Martin Cruddace

Company Secretary

Date of notification: 1 November 2011