They don't, unless the religion is of some immediate relevance,but one or two have a curious habit of saying that someone is of such and such an "origin", which may mean that their parents are from the given country or they themselves were born in that country. That they are also British is not mentioned. Their "origin" is sometimes of no relevance whatsoever . Why, therefor, it is mentioned at all, is not clear.
On relevance, it is another mystery why papers, again not all, insist upon giving readers an estimate of the value of the person's, or even the person's parents' home: "Her parents , speaking from their £600, 000 house in Esher...." etc