Canada

(pedo drag queens) they do seem exceedingly rare

This is because interest in expressing one's fabulousness and interest in abusing kids are radically different things. People become drag queens because they are too fabulous to be contained by a single gender and they have to hold it in with Spanx. People become religious leaders because they are trusted positions of power which can provide an opportunity for them to abuse kids and other vulnerable groups with little risk of consequences.