I always thought my name sounded way too young for an old buffer like I have become. In gaelic it means a young dog or wolf but now if just means a chocolate caterpillar so I can’t see a revival.
Don’t think it has a particular class association in England as its not that common. Was in west Scotland, though. Can’t say if it had class assciations north fo the border. That’s for others to tell me.
When I was a kid, there were lots of Marks and Jackies.