Tahiti Hernandez is an American fitness coach, gym owner, former singer, and DJ based in Hawaii. She is widely known as Bruno Mars’ sister and a former member of The Lylas. Tahiti now runs Uproar Fitness on Oahu’s North Shore with her husband, professional surfer Billy Kemper. 

She is also the mother of four sons, including singers Nyjah Music and Zyah Rhythm. In 2026, the brothers reached a wider audience through America’s Got Talent. Tahiti’s public life now centers on fitness, family, music, and community work rather than a full-time recording career.

Tahiti Hernandez Biography and Quick Facts

Tahiti became known through The Lylas and their 2013 reality series. Her current Instagram profile identifies her as a gym owner, fitness coach, mother of four and recreational DJ.

Early Life, Heritage, and Musical Upbringing

Childhood in Honolulu and the Hernandez Household

Tahiti grew up in Hawaii in a home filled with music. Her siblings sang, played instruments and practiced vocal harmonies together. Their childhood also included beach life, Hawaiian culture and regular exposure to live performance.

Parents and Family Influence

Her father, Peter Hernandez, was a percussionist and entertainer from Brooklyn. He formed Peter Hernandez and the Love Notes after moving to Hawaii.

Her mother, Bernadette San Pedro Bayot, was born in Manila and worked as a singer and hula dancer. She died from a brain aneurysm in June 2013 at age 55.

Tahiti Hernandez’s Siblings and the Hernandez Family Legacy

Bruno Mars

Bruno Mars was born Peter Gene Hernandez on October 8, 1985. The Grammy-winning singer built a global career through pop, R&B, funk, and soul songs such as “Just the Way You Are,” “Uptown Funk,” and “24K Magic.”

Eric “E-Panda” Hernandez

Eric Hernandez is a professional drummer. He performs with Bruno Mars and the Hooligans and has joined major tours and televised performances, including the Super Bowl halftime show.

Jaime Kailani

Jaime Kailani was raised as part of the Hernandez family. She performed with The Lylas and later worked as an esthetician. She also created the J’AIME boutique and the Mama Earth organization, which supports art, music, nature and community projects.

Tiara Hernandez

Tiara Hernandez performed with The Lylas before moving into education and community work. She teaches music, works with the surf brand Roxy, and founded Keikichella, a performing arts event for children in Hawaii.

Presley Hernandez

Presley Hernandez was the youngest member of The Lylas. She later left entertainment and entered the fitness industry as a personal trainer in Hawaii.

Tahiti Hernandez’s Music Career and The Lylas

Formation, Members, and Group Identity

Tahiti formed The Lylas with Jaime, Tiara and Presley. The name meant “Love You Like a Sister.” The group grew from years of shared singing and a recording project connected to Jaime’s Mama Earth charity.

Songs, Releases, and Discography

The Lylas released “Come Back” in 2013. They later recorded “Voices,” a song written by Bruno Mars. The group worked on a planned debut album, but no full studio album followed their early singles.

WE tv Reality Series and Media Exposure

WE tv followed the sisters as they moved from Hawaii to Los Angeles to pursue music. The 2013 series ran for eight episodes.

The final episodes showed the family dealing with Bernadette’s sudden death. The loss affected their performances and raised questions about whether the group could continue.

Name Controversy and Career After The Lylas

The group’s name became part of a dispute when the future members of Fifth Harmony initially used LYLAS on The X Factor. That act changed its name, first to 1432 and later to Fifth Harmony.

The Lylas eventually became inactive. Tahiti moved from music and reality television into fitness, business ownership and family life.

Fitness Career and Uproar Fitness

Fitness Qualifications and Coaching Role

Tahiti is a certified fitness instructor. Her coaching combines strength work, cardio, music and adaptable movements. She designs sessions that can be made easier or harder for different fitness levels.

Uproar Fitness

Tahiti and Billy Kemper founded Uproar Fitness in Pupukea on Oahu’s North Shore. The studio focuses on functional training, wellness and group exercise.

Its programs aim to build strength, agility and physical confidence. The business also hosts wellness retreats that combine exercise, recovery and community activities.

Classes and Training Programs

Uproar offers step classes, spin sessions, circuit training, weight training and mat-based exercise. Tahiti has also used boxing, yoga, Pilates, CrossFit and low-impact movements in her personal fitness work.

Music plays a central part in her classes. It sets the pace and helps make demanding workouts more engaging.

Fitness Partnerships and Brand Endorsements

Tahiti has an established relationship with Ethika, an apparel brand connected with athletes and public figures. The brand presents her as part of its extended community and highlights her family and fitness work in Hawaii.

DJ Career and Other Professional Work

Tahiti uses the name DJ Lovenote for music-related appearances. Her public profile describes DJing as a fun activity rather than her main profession. Her selections often connect R&B, hip-hop, soul, and island music with community events and fitness sessions.

Marriage and Relationship Timeline

Marriage to Joshua Sojot

Tahiti was previously married to Joshua Sojot. Nyjah and Zyah are reportedly her sons from that marriage. She has kept most details about the relationship and divorce outside the public spotlight.

Marriage to Billy Kemper

Tahiti married Billy Kemper in Hawaii on November 7, 2018. Their life on Oahu combines family, fitness and surfing. They also work together through Uproar Fitness.

Billy Kemper’s Surfing Career and Family Context

Billy Kemper is a major big-wave surfer and four-time Pe‘ahi Challenge champion. A 2020 accident in Morocco left him with a broken pelvis, damaged knee and collapsed lung. He later returned to professional surfing and fitness training.

Tahiti Hernandez’s Children and Family Life

Nyjah Music and Zyah Rhythm

Nyjah and Zyah perform under the names Nyjah Music and Zyah Rhythm. The brothers sing together and write original music. They also appeared with Bruno Mars on a version of Elvis Presley’s “Burning Love” for the 2025 Lilo & Stitch film.

Hazey Eric and Lion Rose

Tahiti’s younger sons are commonly called Haze and Lion. They live with the family in Hawaii and appear in selected family and outdoor posts connected with surfing, exercise and island life.

Nyjah and Zyah’s America’s Got Talent Appearance

Nyjah and Zyah auditioned for season 21 of America’s Got Talent in June 2026. They performed their original song “Heartbeat” and received yes votes from all four judges, moving into the next round. Tahiti watched from the side of the stage.

Motherhood and the Blended Family

Tahiti is the mother of four boys. Her family brings together older and younger sons through music, surfing and fitness. She shares limited family moments online while keeping much of their daily life private.

Tahiti Hernandez’s Relationship With Bruno Mars

Tahiti and Bruno share a close musical family background. She has said that the siblings are proud of Bruno and that he supports their work. Bruno also wrote “Voices” for The Lylas and later recorded with Nyjah and Zyah.

Social Media Presence and Public Image

Tahiti uses @tahitilovesu on Instagram, where she has more than 100,000 followers. Her posts focus on Uproar Fitness, workouts, music, family events and life in Hawaii. Her profile also links to her sons’ music account.

Tahiti Hernandez’s Current Life and Career in 2026

In 2026, Tahiti remains active as an Uproar Fitness owner and coach on Oahu’s North Shore. She also supports Nyjah and Zyah’s growing music career while raising four sons with Billy Kemper. DJing remains a secondary creative activity.

Net Worth and Income Sources: What Is Actually Verified?

Tahiti earns income through fitness coaching, Uproar Fitness, retreats and possible brand partnerships. Her earlier work included music and reality television. Exact figures such as $1 million, $3 million or $5 million are estimates rather than verified financial records.

Fact-Checking Conflicting Claims About Tahiti Hernandez

Tahiti was born on June 2, 1987, and turned 39 in 2026. Her established public roles are former singer, certified fitness instructor, gym owner and mother.

Reliable profiles do not establish an exact height, weight, religion or personal net worth. Her documented family heritage includes Filipino roots through her mother and Puerto Rican and Jewish roots through her father.

Tahiti Hernandez’s Personal Growth, Challenges, and Independent Identity

Tahiti faced the death of her mother while filming The Lylas in 2013. She later shifted from an uncertain music career into fitness coaching and entrepreneurship.

Uproar Fitness gave her a professional identity tied to practical work in her local community. Motherhood and family life also became central parts of her public role.

The Hernandez Family’s Multigenerational Music Legacy

Peter and Bernadette introduced music and performance to their children. Bruno became a global singer, while Eric built a career as a drummer.

Tahiti, Jaime, Tiara and Presley formed The Lylas. Nyjah and Zyah now carry that tradition forward through original songs, recorded collaborations and their 2026 television debut.

Conclusion

Tahiti Hernandez has built a career that extends beyond being Bruno Mars’ sister. She moved from The Lylas and reality television into fitness coaching, gym ownership and community wellness.

Her current life in Hawaii includes Uproar Fitness, Billy Kemper and their four sons. Nyjah and Zyah’s growing music career also places her at the center of a new generation of the Hernandez family’s musical legacy.

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FAQs

Who is Tahiti Hernandez?

Tahiti Hernandez is an American fitness coach, Uproar Fitness owner, former member of The Lylas, mother of four and sister of Bruno Mars.

How is Tahiti Hernandez related to Bruno Mars?

Tahiti Hernandez is Bruno Mars’ sister, and they were raised together in Hawaii by Peter Hernandez and Bernadette San Pedro Bayot.

How old is Tahiti Hernandez?

Tahiti Hernandez was born on June 2, 1987, and is 39 years old as of August 2026.

Who is Tahiti Hernandez married to?

Tahiti Hernandez is married to Billy Kemper, a professional big-wave surfer and co-founder of Uproar Fitness on Oahu’s North Shore.

How many children does Tahiti Hernandez have?

Tahiti Hernandez has four sons named Nyjah, Zyah, Haze and Lion, whom she raises in Hawaii with Billy Kemper.

What does Tahiti Hernandez do for a living?

Tahiti Hernandez works as a certified fitness coach and gym owner at Uproar Fitness and also DJs recreationally under the name DJ Lovenote.

Was Tahiti Hernandez in The Lylas?

Yes, Tahiti Hernandez performed in The Lylas with Jaime Kailani, Tiara Hernandez and Presley Hernandez and appeared in their 2013 WE tv series.

What is Tahiti Hernandez’s net worth?

Tahiti Hernandez’s exact net worth is not publicly verified, although her known income sources include Uproar Fitness, coaching, retreats and brand partnerships.