Transaction in Own Shares

TO:      Regulatory Information Service                                        
                                                                               
         PR Newswire                                                           
                                                                               

Diageo plc - Transaction in Own Shares

Diageo plc (the "Company") announces that it intends shortly to purchase
ordinary shares to be held in treasury for the purpose of satisfying options
grants and share awards made under the Company's employee share plans.

J Nicholls

Deputy Company Secretary

11 March 2011