Josue - usually written as Josué - is a French, Spanish, and Portuguese variation of Joshua that has been in the US Top 300 since 1990 and in the Top 1000 since the 70s. While it remains popular in Brazil, Chile, and Mexico, in its native Spain, France, and Portugal, it has fallen slightly out of style.

Galsworthy used this for "The Forsyte Saga," but in modern real life Julian would work better.

More unusual than Justin, less word-like than Justice, this New Testament name could make an intriguing choice. After being off the popularity lists from 1904 to 1993, it is now being used in steady numbers.

The name Jiraiya was created in 1806 for yomi-hon — a type of book from the Edo Period — called Jiraiya Monogatari. The character was revived later in the century for a folk tale series Jiraiya Gōketsu Monogatari, in which Jiraiya, a ninja, shapeshifts into a giant toad.

The classic Jorge is one of the most popular and classic Spanish names for boys in the US. Some Latine families pronounce it the same way as George.

The ultimate dad name.

Star Wars fans may know the lore behind the origin of the word and the concept Jedi well enough to confidently choose their name for their child. It has to do with balancing the forces of the universe.

Judson remained in the US Top 1000 every year until it dropped off in 1987. In 2014, the named rejoined the list. With Hudson gaining in popularity, Judson—a possible alternative to Justin—could follow its path.

Jarvis, one of the original two-syllable nouveau boys' choices, is a saint's name with a certain retro charm and a nice quirky feel. Though Jarvis peaked in the late 1880s, he is beginning to sound fresh again.

A son of Noah in the Bible who is also thought to be an ancestor of the Greek people and the guardian angel of Greece. An alternative to Jason or Jayden, perhaps.

What with Paul Simon's classic lyric about Julio down by the schoolyard and several distinguished bearers, this livelier Spanish version of Julius is completely familiar to the non-Hispanic community and would make a great choice for a bicultural family. Popular in Brazil, it also ranks in the US Top 600 and given to more than 500 boys each year. NFL Atlanta Falcons star Julio Jones bears this name.

Blink and you’ll miss that the first I in Jedidiah was swapped for an E.

Diminutive for all the Slavic names that start with Jar-. If for family or cultural reasons you're seeking such a name, then this is a reasonable short form.

Jayce has been trending the last few decades, and while Jaycee may have a more feminine feel it would work for a boy as well, perhaps as a twist on Biblical Jesse or initial name, J.C. As it is invented, it doesn't have a specific meaning, though you may consider it an elaboration of Jay, meaning "jaybird", a form of Jason (via Jace) meaning "healer", or a blend of James and Casey, offering "vigilant supplanter".

The line should end with Junior Soprano. While most would expect this to be a nickname rather than an actual given name, Junior has always ranked in the US Top 1000, hitting its peak in 1925 at Number 116.

Jonny is a masculine name primarily functioning as a diminutive or informal version of Jonathan, which derives from the Hebrew name "Yehonatan" meaning "gift of Jehovah" or "God has given." Jonny offers a friendlier, more approachable alternative to the more formal Jonathan. While sometimes used as a standalone name on birth certificates, it's more commonly a nickname. The spelling with two 'n's distinguishes it slightly from the variation Johnny. This name carries a youthful, casual energy and has been moderately popular in English-speaking countries. Jonny has associations with relaxed, down-to-earth personalities and has been used for various characters in popular culture and sports figures.

Eighties star Judge Reinhold (born Edward Jr. , he was given this nickname at the age of two weeks) made this possible, but it could cause a lot of confusion.

While Jairus is rare, this Spanish variation is heard in the US, having ranked in the Top 1000 for the last three decades. It currently ranks in the latter end of the charts, while similar sounding Kairo, Cairo, and Kyro rank higher.

Sleek modern short form of a classic Scandinavian name.

A Jackson brother name also associated with the similar-sounding Jemaine, of Flight of the Conchords fame. It has slowly lost its appeal since its peak years in the 1970s.