Mariah Morse is an American personal trainer, nutrition coach, fitness influencer, and former healthcare professional. She has built a growing online presence through strength training, wellness content, and her work with women seeking healthier lifestyles. She also gained wider public attention through her former relationship with comedian Matt Rife. Born in July 1998, Mariah is 27 years old and has developed a career that combines fitness knowledge, competitive experience, social media, and her educational background in healthcare. Discover Mariah Morse age, height, net worth, fitness career, education, lifestyle, social media, and past relationship with Matt Rife.
Quick Bio:
| Detail | Information |
|---|---|
| Full Name | Mariah Morse |
| Age | 27 years old |
| Birth Date | July 1998 |
| Birthplace | Pennsylvania, United States |
| Nationality | American |
| Profession | Personal Trainer, Nutrition Coach, Influencer |
| Height | 5 feet 7 inches (170 cm) |
| Education | Misericordia University |
| Degree | Health Care Administration |
| Known For | Fitness coaching and social media |
| Relationship Status | Single |
| Former Partner | Matt Rife |
| Net Worth | $1.2 million |
Who Is Mariah Morse?
Mariah Morse is best known as a certified personal trainer and nutrition coach who has turned her passion for health into a growing career. Before becoming recognized online, she studied healthcare and gained professional experience in related settings. Her combination of education and practical fitness knowledge helped shape her approach to training. She now focuses on strength, nutrition, and sustainable wellness while sharing useful fitness content with an audience interested in building healthier routines and improving overall physical performance.

Mariah Morse Age and Early Life
Mariah Morse is 27 years old and was born in July 1998. She is originally from Pennsylvania, where she spent much of her early life before pursuing higher education. Mariah attended Misericordia University in Dallas, Pennsylvania, and graduated in 2021 with a degree in health care administration. Her education introduced her to the professional side of healthcare and wellness, providing useful knowledge that later complemented her transition into personal training, nutrition coaching, and the broader fitness industry.
Career Before Becoming a Fitness Trainer
Before building her fitness career, Mariah gained experience in healthcare-related positions. She reportedly worked as an emergency room patient access representative and completed experience as a chiropractic assistant intern. These roles exposed her to healthcare environments and gave her an understanding of patient services and wellness. She eventually shifted her professional attention toward fitness, where she could combine her interest in health with strength training, nutrition, and coaching while developing a more visible career through digital platforms and social media.
Mariah Morse’s Fitness Career
Mariah Morse works as a personal trainer and nutrition coach, helping clients develop strength and improve their approach to exercise and food. She has also been associated with the “Grow with Mariah” strength-training program on Sweat. Her fitness content focuses heavily on resistance training, muscle development, and consistent progress. Rather than promoting extreme routines, her public fitness image emphasizes building sustainable habits, making her content appealing to women who already exercise and want to advance their strength and gym performance.
Fitness Competitions and Achievements
Mariah’s fitness experience extends beyond coaching and social media because she has also participated in physique competitions. One of her notable achievements was winning Bikini Overall at a Summer Shredding Championship. Competing at this level requires structured workouts, careful nutrition, consistency, and significant preparation. Her competition experience gives followers another perspective on her fitness knowledge, showing that she applies many of the principles she discusses online to her own training while maintaining the athletic physique associated with her professional career.

Mariah Morse’s Height and Physical Appearance
Mariah Morse stands approximately 5 feet 7 inches, or 170 cm tall. As a professional trainer and former physique competitor, she maintains an athletic and muscular build developed through consistent resistance training. Her appearance naturally complements her work because much of her career centers on strength, fitness, and physical development. However, her platform is not simply focused on appearance, as her coaching content also highlights performance, nutrition, consistency, and building habits that can support sustainable fitness progress over time.
Mariah Morse and Matt Rife
Mariah Morse gained significant mainstream attention through her relationship with comedian Matt Rife. Reports about their romance emerged in 2025, and the pair later appeared publicly together, including around Rife’s comedy performances and tour activities. They also appeared as love interests in a Red Clay Strays music video. Their relationship lasted for nearly a year before ending around February 2026. Following the breakup, both appeared to move forward separately, while Mariah continued focusing on her independent fitness career and online presence.
Mariah Morse Net Worth
Mariah Morse’s net worth is estimated at around $1.2 million. Her career includes personal training, nutrition coaching, fitness programming, social media work, and other opportunities connected with her growing online profile. While exact details about her income and assets are private, her professional activities provide several potential earning channels. Her expanding visibility in the fitness industry could also create additional opportunities through coaching programs, partnerships, digital fitness content, and wellness collaborations as she continues developing her personal brand.
Social Media and Lifestyle
Social media has become an important part of Mariah Morse’s public profile, allowing her to combine fitness education with glimpses into her everyday lifestyle. Her content includes workouts, nutrition, travel, gym routines, and personal moments that give followers more than traditional fitness instruction. She has shared experiences from destinations including New York City and the Bahamas. Her husky has also appeared in her content, adding a more personal side to a platform otherwise centered largely around health, exercise, and active living.
Her Insta: mariahkay_12

Conclusion
Mariah Morse has developed a public identity that reaches beyond her past celebrity relationship. At 27 years old, she has already moved from a healthcare background into professional fitness, nutrition coaching, physique competition, and online influencing. Standing 5 feet 7 inches tall and with an estimated net worth of $1.2 million, she continues building her profile around health and strength. Her combination of education, competition experience, coaching, and lifestyle content has helped establish her as a recognizable fitness personality.
FAQs:
How old is Mariah Morse?
Mariah Morse is 27 years old. She was born in July 1998 and is originally from Pennsylvania.
How tall is Mariah Morse?
Mariah Morse is approximately 5 feet 7 inches tall, which is around 170 cm.
What is Mariah Morse net worth?
Mariah Morse’s estimated net worth is around $1.2 million, with fitness coaching and online work among her professional activities.
What does Mariah Morse do?
She works as a personal trainer, nutrition coach, fitness influencer, and online fitness content creator.
Did Mariah Morse date Matt Rife?
Yes. Mariah Morse and comedian Matt Rife were publicly linked before their relationship reportedly ended around February 2026.
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