Findings:

• Dermot Healy
• oleary 2k6 (user)
• Patrick O'Leary
• Pagan O'Leary
• Mrs. O'Leary's cow
• David O'Leary
• Dermot Morgan
• Donald Duncan Dermot Dunney
• Dermot Reilly (user)
• mc dermott (user)
• Dermot the Forg (user)
• Dermot MacMurrough

If you Log in you could create a "Dermot o'Leary" node. If you don't already have an account, you can register here.