Spencer McManes Biography: Net Worth, Age, Height, Fiancée, Siblings, Parents, Career, Ethnicity, Personal Life Nationality

Spencer McManes is an American entrepreneur and former college athlete, best known as the fiancé of Olympic track star Gabby Thomas, whom he has supported throughout her career, including her performances at the 2024 Summer Olympics.

He founded Kaviva, a functional beverage company producing non-alcoholic kava seltzers, after previously working in customer success roles at tech companies such as DataGrail and People.ai.

Quick Facts

• Full Name: Spencer McManes
• Born: June 5, 1994
• Age: 31 years old
• Birthplace: Roswell, Georgia, United States
• Nationality: American
• Ethnicity: American
• Occupation: Entrepreneur, Founder of Kaviva, Former Customer Success Manager
• Height: 1.9 m
• Religion: Unknown
• Parents: Skip McManes, and Lori McManes
• Siblings: Carter McManes, Mackie McManes, Livvie McManes
• Spouse: None
• Fiancé: Gabby Thomas
• Children: None
• Relationship: Engaged
• Net Worth: Unknown

Early Life and Education

Spencer McManes was born on June 5, 1994, in Roswell, Georgia. He is the son of Skip McManes, an attorney, and Lori McManes, a sales manager at InspireDesigns jewelry. He has three siblings: Carter McManes, an attorney, and two sisters, Mackie McManes and Livvie McManes.

He attended Blessed Trinity Catholic High School from 2009 to 2013, where he served as football team captain for two years.

McManes later studied at Yale University from 2013 to 2017, earning a Bachelor of Arts in Political Science and Government while playing quarterback for the Yale Bulldogs football. His ethnicity is American, and his religion is not publicly known.

Career

Spencer McManes began his professional career after graduating from Yale University in 2017. He first worked with McChrystal Group in Virginia as part of a consulting team before relocating to Austin, Texas, in 2021.

There, he moved into the technology sector, serving as a Senior Customer Success Manager at People.ai and later at DataGrail beginning in August 2023.

These roles helped him build experience in client relations, business strategy, and operational management within fast-growing tech companies.

In 2023, McManes transitioned into entrepreneurship by founding Kaviva, a company that produces kava-based seltzers designed to promote relaxation without alcohol.

The brand targets the growing market for wellness-focused and alcohol-free beverages. Alongside leading Kaviva, he remains a visible supporter of his fiancée, Gabby Thomas, often attending her competitions while continuing to build his own presence in the startup and beverage industry.

Social Media

• Instagram Handle: @spencermcmanes

Personal Life

Spencer McManes has been in a relationship with Olympic sprinter Gabby Thomas since the fall of 2022, after initially connecting through mutual friends and some online flirting the year prior; they got engaged in an intimate proposal in Austin, Texas, announced on March 25, 2025, with Thomas describing it as a well-kept surprise.

The couple shares a life in Austin, where they met, and McManes has been a constant presence at her competitions, including traveling to Paris with family for the 2024 Olympics. He has no prior marriages, no other known past relationships publicly detailed, and no children.

Net Worth

Spencer McManes’s net worth has not been publicly disclosed. His career spans corporate roles and his early-stage beverage venture, Kaviva, whose valuation has not been made public. For context, his fiancée, Gabby Thomas, earns significantly from her Olympic success, sponsorships, and endorsements, though her exact net worth has not been publicly confirmed.