Volcanoes from around the world

Vibrant, sassy, and bubbly, Ruby is a vintage gem that hasn’t lost any of its sparkle. Currently popular in a number of English-speaking countries, Ruby is proof of the 100 Year Rule, trending again for the first time since its heyday in the 1910s.

In Norway, a Grandpa Name.

A more modern nickname for Victoria than Vicky, Tori is used fairly frequently on its own, kept in the public eye by singer Tori Amos and actress Tori Spelling. Still, it's far from fashionable, sinking in the polls significantly since reaching a peak of Number 142 in 1994.

Tristan -- known through medieval legend and Wagnerian opera -- has a slightly wistful, touching air. This, combined with the name's popular "an" ending, makes Tristan very appealing to parents seeking a more original alternative to Christian.