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:

(i) it sold 455,000 ordinary shares of 28 101/108 pence each in the Company
("Ordinary Shares") from treasury on 11 November 2009 to Goldman Sachs
International for cash, at a price of 10.31 pence per share.

(ii) it released from treasury 9,725 Ordinary shares of 28 101/108 pence each,
to satisfy grants made under employee share plans. The average price at which
these Ordinary Shares were released from treasury was 976.71 pence per share.

Following the above transactions, the Company holds 251,975,657 Ordinary shares
as treasury shares. The total number of Ordinary shares in issue (excluding
shares held as treasury shares) is 2,501,943,452.

11 November 2009