Originally Posted by
N1Rotate
I think you are misinterpreting the document. Entry for vaccinated individuals (with approved vaccines) from yellow and red countries including non-Qataris is allowed without quarantine. You may be looking at the section in the document that refers to unvaccinated minors traveling with vaccinated parents. If you looked at other parts of the website or TIMATIC it will be clearer.
The way I read that PDF is that for immune tourists coming from RED countries: "Entry Not Allowed"