Lifewire has an article that lists their picks for the top 5 Linux beginner distros. Members won't be surprised by most of their choices except maybe one:
Yet another Ubuntu-based Linux distribution, Ubuntu Budgie is not only very newbie-friendly, but it’s also gorgeous! The name Ubuntu Budgie comes from the desktop used for the distribution … Budgie. This desktop isn’t a fork of GNOME or any other desktop, it’s a one of a kind.