XL Capital Ltd to present at the William Blair and Company's 23rd Annual Stock Growth Conference

HAMILTON, BERMUDA - June 17, 2003

HAMILTON, BERMUDA (June 17, 2003) - XL Capital Ltd (NYSE: XL) announced today that Mr. Brian O'Hara, President and Chief Executive Officer of XL Capital Ltd, is scheduled to participate in the William Blair and Company's 23rd Annual Stock Growth Conference in Chicago on June 24 at 10:30 a.m. (CDT).A live webcast of Mr. O'Hara's presentation from 10:30 a.m. to 11:30 a.m. (CDT) may be accessed by logging into http://www.twst.com/econf/mm/blair2/xl.html. A replay of the presentation (with accompanying slides) will be archived on the Investor Information section of www.xlgroup.com following the live broadcast for approximately 30 days.XL Capital Ltd, through its operating subsidiaries, is a leading provider of insurance and reinsurance coverages and financial products and services to industrial, commercial and professional service firms, insurance companies, and other enterprises on a worldwide basis. As of March 31, 2003, XL Capital Ltd had consolidated assets of approximately $37.5 billion and consolidated shareholders' equity of approximately $6.8 billion. More information about XL Capital Ltd is available at www.xlgroup.com.