One step up from Irwin, and that's not nearly enough.

An ancient name belonging to several medieval English clergymen, also spelt Leofwin or Leobwin.

Friendly option: has also been defined as "drinking companion".

Ethelwyn is a form of Æðelwine, a masculine Anglo-Saxon saints' name that was revived in the 19th century, but for girls. An old example of gender-bending names, the switch likely occurred due to its obvious similarities to Ethel, which ultimately shares the same Old English root, æðele meaning "noble".

Dutch form of Baldwin

When Matthew McConaughey and wife Camila Alves chose the old English surname and place name Livingston for their third child, they elevated it from half of a Stanley & Livingston joke to a modern possibility. Kind of. The only other well-known bearer of the name in the contemporary world is singer Livingston Taylor, brother of James, who is called Liv. Given that little Livingston McConaughey's older brother is named Levi, that uplifting nickname may be too close, though his parents apparently like its sound. An original choice.

Definitely a far stretch for any child.

Frequently found in all three forms: Sadik, Sadiki, and Sadiq.

A twist on Darwin with the same friendly meaning. Its lovable-nerd feel is given a cool edge by several football players with the name.

In Greek Mythology, Herophile was Aphrodite and Poseidon's daughter and a sibyl who predicted the fall of Troy.

An Old French and English name thought to derive from the Germanic elements alah "sanctuary" and win "friend". Variant forms include Alcwin and Alawin.

Ervin is an old-school great-grandpa name, like Irving and Ernest, that may just be ready for revival. It's also a well-known name in Hungary and elsewhere in central and eastern Europe. As a surname, it's associated with jazz sax player Booker Ervin.

This name of a subtribe in the Great Sioux Nation could make an inventive twist on the overused Dakota.

This more elaborate version of the name is heard occasionally, but Samira or the related Samara is simpler and just as rhythmic.

The name of one of the branches of the Great Sioux Nation has a very namelike sound, but is not used as a name by the Lakota people themselves, and could be seen as appropriative.

An appealing name with a gentle feel, Sumitra is a name of Sanskrit origin used in India and Thailand as a feminine name, and in Indonesia as a masculine one. It combines the elements su and mitra, meaning "good" and "friend" respectively.
The name appears on a (feminine) figure in the Hindu epic Ramayana and has been borne by actress Sumitra Devi, regarded as one of the best Bollywood actresses of the '40s and '50s, and by Sumitra Bhav, one half of a film-making duo with Sunil Sukthankar.

Inas is one of those simple but rare names that's worth a look, whether you're trying to bridge Arabic and English cultures or are looking for a meaningful, unusual choice. No baby girls were named Inas in the US last year. For English speakers, the second syllable rhymes with has or jazz.

Amica is a word meaning girlfriend that is not often used as a name in Italy, but it would sound pretty and name-like elsewhere.