American Idol teen John Foster clears up online rumors as friend reveals his real name.

18-year-old John Foster is becoming a household name now that he’s made it to the top 10 on season 23 of American Idol.

But that name is is one of the many things Foster’s hometown supporters in Addis Louisiana want to shed some light on.

For fans, The young country singer’s full name is John Foster.

Binois. family and friends told the advocate on May 1st 2025, but he dropped his last name for his blossoming music career.

During his audition, though, he represented the family name by bringing coolers full of Cajun delicacies from his family’s meat shop, Binois Country Meat Block, to judges Luke Bryan, Lionel Richie and Carrie Underwood point, one of the store’s longtime employees.

Family friend Rick Borgoinne told the advocate I was telling his daddy.

I said I hope people don’t think that’s his last name because he is a binois and this store is Binis.

His middle name is Foster.

Just like his daddy and his grandfathers, He’s the third.

That’s just one of the background details that the singer and those close to him want to let fans know as he attempts to advance on the next live episodes of American Idol.

As Foster grows more visible on American Idol, with millions tuning into each episode.

He has noticed some inaccuracies reported about himself online.

On April 30th he tried to clear up some of those rumors in a Facebook post, including verifying his age and background.

Among the inaccuracies he’d seen Foster wrote was that he is 24, he’s 18, he confirmed, and that he was from Kentucky.

I was born and raised in Louisiana.

He wrote, adding I’ve never even been to Kentucky, but I hope to visit someday.

Though he’s often been compared to country legend Dwight Yokum, he said there’s no relation nor a musical connection to the star.

I’m not related to Dwight Yokum, he wrote.

Nor am I currently signed under any record label.

There was some misinformation that Dwight Yokum signed me under Sugar Hill Records.

I hope this helps y’all to know me better as a person, now that y’all know more about my music”.

He added.

Foster has a huge support system behind him, with 31 family members heading to Los Angeles for the next round of competition.

According to the advocate, they want viewers to know that he’s deeply committed to his family faith and helping others.

During his audition, He told the judges that he was an aspiring oncologist, a goal heal he has not dismissed, despite his success on the show.

Even while competing on American Idol.

He’s been taking online classes for his second semester at Louisiana State University, majoring in biology.

His grandma, Verbby Bininoa, told the paper on May 2nd.

Foster launched a Facebook fundraiser for the American Cancer Society, writing: &Quotas many of you know, I am currently studying to become an oncologist, a physician who treats cancer.

Whether I decide to pursue medicine or music full-time, I will always be involved in fighting for a cure.