Transaction in Own Shares

Diageo PLC
31 July 2006





Diageo plc announces that it has today purchased through Credit Suisse
Securities (Europe) Limited 300,000 ordinary shares at a price of 943.3 pence
per share. The purchased shares will all be held as treasury shares.



Following the above purchase, Diageo plc holds 262,302,394 ordinary shares as
treasury shares. The total number of ordinary shares in issue (excluding shares
held as treasury shares) is 2,788,677,851.


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