Transaction in Own Shares

Diageo PLC
25 September 2007




Diageo plc - Transaction in Own Shares

Diageo plc ('the Company') announces that it has today purchased through Credit
Suisse Securities (Europe) Limited 1,211,817 ordinary shares at a price of
1072.48 pence per share. The purchased shares will be held in employee benefit
trusts for the purpose of satisfying share awards made under the Company's
employee share plans.

Following the above purchase, the Company holds 277,114,395 ordinary shares as
treasury shares. The total number of ordinary shares in issue (excluding shares
held as treasury shares) is 2,616,458,728.




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