the name of servers or databases? Are you centralizing backups from multiple servers?

VBScript/Powershell might be the easiest way. you can write a script to delete files older than some date.

Here's a VBScript sample: http://itknowledgeexchange.techtarget.com/system-administration/vbscript-to-delete-files-in-a-directory-older-than-x-days/