Protagonist of the manga and anime series Demon Slayer: Kimetsu no Yaiba. The kanji used to spell his name give it the meaning of "coal + calm son," which describe his former profession as a coal worker.

Selima might be confused with Selina, but it's an appealing spin on that classic with a lovely meaning.

Sparky and bright but with a serene meaning, Sakina is a multicultural choice, quietly on the rise in the US. Derived from the Arabic Sakun or the Hebrew shekinah, it means "peace, tranquility" and is associated with the sense of serenity, or the reassuring peace that can settle upon an enlightened person, particularly within Islamic tradition.

Derived from an ancient Roman name, this is best known in its male form Placido, thanks to the tenor.

Alafia is a Yoruba name for peace and is used as a name for both men and women in Nigeria.

This Japanese name is virtually unknown in the US, but it does bear a resemblance to the familiar Sara, which might help it fit in.

Hawa is the Arabic equivalent of Eve in that it is the name used for the wife of first man Adam. More than 100 baby girls were named Hawa in the US last year.

Mandara is one of those names that sounds like its meaning -- and calm is certainly a quality worth courting in a child.

Kazumi can be used both as a masculine and feminine name. It is related to names like Kazuko, Kazuo and Kazuki.