If you see no names in Tools | Option | Delegates, then you have no delegates. You could, however, have people with permission to view your calendar folder. Check on the Properties dialog for the folder.

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Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
http://www.turtleflock.com/olconfig/index.htm
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
>I thought I added someone as a delegate to my calendar & I want to remove
> them, but when I look no one is listed. Does this mean that no one is a
> delegate on my calendar?