Transaction in Own Shares

TO:      Regulatory Information Service                                        
                                                                               
         PR Newswire                                                           
                                                                               
RE:      PARAGRAPH 12.6.4 OF THE LISTING RULES                                 

Diageo plc - Transaction in Own Shares

Diageo plc (the "Company") announces that today, it released from treasury
13,600 ordinary shares of 28 101/108 pence each ("Ordinary Shares"), to satisfy
grants made under employee share plans. The average price at which these
Ordinary Shares were released from treasury was 1,002.73 pence per share.

Following this release, the Company holds 251,137,566 Ordinary Shares as
treasury shares and the total number of Ordinary Shares in issue (excluding
shares held as treasury shares) is 2,502,848,602.

J Nicholls

Deputy Company Secretary

1 April 2011


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