Professional link can help you to burn wmv video to DVD on Mac.
How to Convert WMV to DVD on Mac ?
Free download link( just for Mac Intel processor )
Supported Apple OS: MAC OS X 10.4, Mac OS X 10.5 Leopard, Mac OS X 10.5.7, Mac OS X 10.5.8, Mac OS X 10.6 Snow Leopard, Unibody Macbook, Mac Pro, Mac Mini, MacBook, MacBook Pro, MacBook Air, iMac and PC with Mac OS X.
Step1. Add WMV Video Files to Mac WMV to DVD Burner
Click the "Add File" button to add WMV video files to the WMV to DVD burner. The WMV to DVD Burner supports to drag the WMV video files to program directly.