How Old Is Lil Mabu? The Young Rapper’s Age, Real Name, and Rise to Fame

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Lil Mabu, If you have been listening to rap music lately, you have probably heard his name. Lil Mabu is one of the most talked-about young rappers in America right now. He is 21 years old as of 2026, born on April 4, 2005, in Manhattan, New York City. In just a few years, he went from a teenager making songs in his bedroom to a Billboard-charting artist with millions of fans. His story is one of talent, smart thinking, and hard work at a very young age.

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Who Is Lil Mabu? His Real Name and Background

Lil Mabu’s real name is Matthew Peter DeLuca. He was born and raised in Manhattan, New York, where he grew up on the Upper East Side. His father, Peter DeLuca, is a funeral director in Greenwich Village, and his mother’s name is Jane. He also has an older sister named Alyssa.

Matthew grew up in a well-off family and attended the Collegiate School in Manhattan, one of the most expensive and respected private prep schools in New York City. This background made him stand out in the drill rap world, where most artists come from very different life experiences. Despite that contrast, he used it to build a unique identity that fans found interesting and different.

How Old Is Lil Mabu Right Now?

Lil Mabu was born on April 4, 2005, which makes him 21 years old in 2026. His zodiac sign is Aries. He started making music when he was just 13 years old, which means he has already spent nearly a decade working on his craft. That is truly impressive for someone his age.

He is 5 feet 10 inches tall, has green eyes and dark brown hair, and carries a style that blends streetwear with a casual, confident look. Fans often search for his age because it is hard to believe someone so young has already achieved so much in the music industry.

When Did Lil Mabu Start His Music Career?

Lil Mabu began his rap career in 2018, when he was only 13 years old. He started by posting music on platforms like SoundCloud and YouTube. His early songs did not get much attention at first, but he kept working and improving his sound. He learned how digital marketing worked and used that knowledge to grow his audience online.

His first real breakthrough came in 2020 with the song “Miss Me,” which got millions of streams and helped put his name on the map. Around the same time, he launched his own promotional company to help fund his music and grow his career. He did all of this while still going to high school, which shows just how focused and driven he has always been.

His Biggest Hits and Breakthrough Moment

Lil Mabu has released several popular tracks over the years, but one song changed everything. In May 2023, he released “Mathematical Disrespect,” a drill rap single that became a massive viral hit on TikTok. The song was used in nearly 80,000 TikTok clips in just its first week, and it earned 7.2 million official streams in the United States in just one tracking week, according to Luminate.

“Mathematical Disrespect” peaked at No. 47 on the Billboard Hot 100 and also charted at No. 17 on Hot Rap Songs. This made Lil Mabu an official Billboard-charting artist. What made the song even more special was that he released it completely independently, with no label behind him. In the track, he rapped about owning 100% of his music and investing in himself, which connected deeply with young listeners who admired his independence and confidence.

His Education and Life Outside Music

One of the most unique things about Lil Mabu is that he has always taken his education seriously alongside his music. After graduating from the Collegiate School in Manhattan, he enrolled at Emory University in Atlanta, where he studies business. He has been known to record music in his dorm room between classes, proving that he does not let success distract him from his goals.

This mix of education and rap is rare in the music industry and makes him stand out even more. Many of his fans look up to him not just for his music, but also for showing that you can work toward multiple goals at the same time. His story motivates a lot of young people who feel like they have to choose between education and their passion.

Key Collaborations and Career Milestones

Throughout his career, Lil Mabu has worked with some well-known names in hip-hop and drill music. In 2022, his collaboration with Dusty Locane on “No Snitching” went viral on TikTok and brought him a much bigger audience. That same year, he dropped his debut mixtape, Double M’s, which featured artists like Sha EK, Dougie B, DThang, and Rah Swish.

In late 2022, his song “Throw” with DD Osama trended on YouTube. In October 2023, he teamed up with rapper Chrisean Rock on “Mr. Take Ya Bitch,” a diss track aimed at Blueface and his manager, which also made it onto the Billboard Hot R&B/Hip-Hop Songs chart. He has also received support and shoutouts from artists like Tory Lanez, PnB Rock, Rich the Kid, and Fivio Foreign.

Lil Mabu’s Net Worth and Social Media Presence

As of 2025, Lil Mabu’s estimated net worth is around $1 to $5 million, depending on the source. His income comes from music streaming, live shows, brand deals, and his independent music releases. Because he has no major label taking a cut from his earnings, he keeps a much larger share of his money than most artists.

On social media, he has built a strong and loyal following. He has over 1.7 million followers on Instagram and nearly 2 million followers on TikTok. His YouTube channel has hundreds of thousands of subscribers. His content feels personal and relatable, which keeps fans coming back for more. He regularly shares updates on his music, his life, and his journey as both a student and an artist.

Conclusion

Lil Mabu, born Matthew Peter DeLuca on April 4, 2005, is a 21-year-old rapper from Manhattan who has already made a big mark in the music world. From his viral hit “Mathematical Disrespect” to his Billboard chart success, he proves that age is not a barrier to achieving great things. With a college education, an independent music career, and millions of fans worldwide, Lil Mabu is clearly just getting started.