There sure is! Please come, it's got a great vibe and normally fields at least 5 on 5.

Here's the website: http://www.freewebs.com/duffqatar/
Here's the Google Group: http://groups.google.com/group/Qatar-Ultimate?lnk=srg

Hope to see you there (yes, it is at CNAQ on Tuesdays, around 6:30pm).