Transaction in Own Shares

TO: Regulatory Information Service PR Newswire RE: PARAGRAPH 3.1.4 OF THE DISCLOSURE AND TRANSPARENCY RULES The notifications listed below were all received under Paragraph 3.1.2 of the Disclosure and Transparency Rules. Diageo plc (the "Company") announces that: 1. it received notification on 10 March 2008 of the following allocations of ordinary shares of 28 101/108 pence each in the Company ("Ordinary Shares") under the Diageo Share Incentive Plan (the "Plan"), namely: (i) the following directors of the Company were allocated Ordinary Shares on 10 March 2008 under the Plan, by Diageo Share Ownership Trustees Limited (the "Trustee"): Name of Director Number of Ordinary Shares N C Rose 18 P S Walsh 18 (ii) the following "Persons Discharging Managerial Responsibilities" ("PDMR") were allocated Ordinary Shares on 10 March 2008 under the Plan, by the Trustee: Name of PDMR Number of Ordinary Shares S Fletcher 18 J Grover 18 A Morgan 18 G Williams 18 The number of Ordinary Shares allocated comprises those purchased on behalf of the employee using an amount which the employee has chosen to have deducted from salary ("Sharepurchase") and those awarded to the employee by the Company ("Sharematch") on the basis of one Sharematch Ordinary Share for every two Sharepurchase Ordinary Shares. The Sharepurchase Ordinary Shares were purchased and the Sharematch Ordinary Shares were awarded at a price per share of £9.92. The Ordinary Shares are held by the Trustee and in the name of the Trustee. Sharepurchase Ordinary Shares can normally be sold at any time. Sharematch Ordinary Shares cannot normally be disposed of for a period of three years after the award date. As a result of the above transactions, interests of directors and PDMRs in the Company's Ordinary Shares (excluding options, awards under the Company's LTIPs and interests as potential beneficiaries of the Company's Employee Benefit Trusts) are as follows: Name of Director Number of Ordinary Shares N C Rose 398,624 P S Walsh 673,278 Name of PDMR Number of Ordinary Shares S Fletcher 135,429 J Grover 182,681 A Morgan 150,774 G Williams 226,562 (of which 5,760 are held in the form of ADS*) 2. it received notification on 10 March 2008 from Lord Blyth, a director of the Company, that he has purchased 1,052 Ordinary Shares on 10 March 2008 under an arrangement with the Company, whereby he has agreed to use an amount of £10,500 each month, net of tax, from his director's fees to purchase Ordinary Shares. Lord Blyth has agreed to retain the Ordinary Shares while he remains a director of the Company. The Ordinary Shares were purchased at a price per share of £9.92. As a result of this purchase, Lord Blyth's interest in Ordinary Shares has increased to 156,195. 3. it received notification on 10 March 2008 from Todd Stitzer, a director of the Company, that he has purchased 100 Ordinary Shares on 10 March 2008 under an arrangement with the Company, whereby he has agreed to use an amount of £ 1,000 each month, net of tax, from his director's fees to purchase Ordinary Shares. The Ordinary Shares were purchased at a price per share of £9.92. As a result of this purchase, Mr Stitzer's interest in Ordinary Shares has increased to 5,065. 10 March 2008 *1 ADS is the equivalent of 4 Ordinary Shares.

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Diageo (DGE)
UK 100

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