Tbh I feel like trump counts in your list. The trumps may not be a wealthy political dynasty but trump managed to manipulate the media for decades and that works too.
It’s not true that anyone can get elected president, but anyone with enough money and recognition has a good chance.
Yeah, that’s just odd. ‘A’ isn’t something you’d find before a surname as part of the name, unlike ‘d’ or ‘o’ etc.