Transaction in Own Shares

Diageo PLC
29 March 2005


Diageo plc announces that it has today purchased through CSFB Europe Ltd 500,000
ordinary shares at a price of 756.48 pence per share. The purchased shares will
all be held as treasury shares.

Following the above purchase, Diageo plc holds 59,380,000 ordinary shares as
treasury shares. The total number of ordinary shares in issue (excluding shares
held as treasury shares) is 2,990,500,668.


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