For fans of The Curse of Oak Island, Alex Lagina is a familiar face—a rugged, tech-savvy treasure hunter working alongside his father, Marty Lagina, to solve one of history’s greatest mysteries. But beyond his on-screen persona, Alex’s journey blends family legacy, engineering expertise, and a passion for adventure. Let’s dive into the life of this enigmatic TV star.
Quick Bio Of Alex Lagina
Category | Details |
---|---|
Full Name | Alex Lagina |
Date of Birth | March 10, 1987 |
Age (2024) | 37 years old |
Height | 5 feet 10 inches (178 cm) |
Birthplace | Traverse City, Michigan, USA |
Parents | Marty Lagina (father), Olivia Lagina (mother) |
Siblings | No publicly confirmed siblings |
Education | Bachelor’s Degree in Mechanical Engineering, University of Michigan |
Famous For | The Curse of Oak Island (History Channel) |
Net Worth (2024) | Estimated 2–2–3 million |
Early Life & Family Background
Born into a family of entrepreneurs and innovators, Alex Lagina grew up in Traverse City, Michigan, where his father, Marty Lagina, built a fortune through energy ventures like Terra Energy and later, Mari Vineyards. The Lagina family’s Croatian roots and strong work ethic shaped Alex’s upbringing. While his mother, Olivia Lagina, prefers privacy, Marty’s influence as a self-made millionaire and history enthusiast ignited Alex’s curiosity about Oak Island’s legends from a young age.
Alex Lagina’s Age & Birth Details

As of 2024, Alex is 37 years old, born on March 10, 1987. His Pisces zodiac sign aligns with his intuitive and adaptable personality—traits that serve him well during the high-pressure digs on Oak Island.
Physical Appearance & Personality Traits
Standing at 5’10” with a lean, athletic build, Alex cuts a striking figure on screen. His light brown hair, often paired with a neatly trimmed beard, complements his rugged yet approachable demeanor. Fans describe him as humble, analytical, and driven—qualities that make him a fan favorite. Unlike typical reality TV stars, Alex avoids the spotlight off-camera, prioritizing teamwork over fame.
Education & Career Before TV
Alex’s path to treasure hunting wasn’t straightforward. He earned a Bachelor’s Degree in Mechanical Engineering from the University of Michigan, a testament to his problem-solving skills. Before joining Oak Island, he worked in the energy sector, contributing to his father’s companies. This technical background later proved invaluable in operating heavy machinery and interpreting geological data during the Oak Island digs.
How Alex Joined The Curse of Oak Island
Alex’s involvement in the show began organically. When Marty Lagina partnered with Oak Island Tours Inc. in 2006, Alex joined as a field operative, blending his engineering expertise with hands-on excavation work. His role expanded as the show gained traction, and by Season 2 (2014), he became a central cast member, managing drilling operations and historical research.
Relationship with Marty Lagina (Father)

The father-son duo shares a bond built on mutual respect and shared goals. Marty, a successful entrepreneur and history buff, mentored Alex in both business and exploration. On-screen, their dynamic balances Marty’s cautious optimism with Alex’s tech-driven pragmatism. Off-screen, they collaborate on ventures like Mari Vineyards, a Michigan-based winery.
Other Family Connections
While the Laginas are tight-knit, they guard their privacy. Alex’s mother, Olivia Lagina, stays out of the public eye, and there’s no confirmation of siblings. Extended family includes his uncle, Craig Tester (Marty’s business partner), and cousin, Jack Begley, who also appears on the show.
Alex’s Role in the Oak Island Mystery

Alex isn’t just a camera-friendly face—he’s a key problem-solver. He oversees critical operations like caisson drilling and sonar scans, and his engineering insights have led to discoveries like 17th-century coins and tunnel systems. His calm under pressure during setbacks, such as flooded tunnels, underscores his value to the team.
Public Persona & Fan Following
Despite his low-key nature, Alex has amassed a loyal fanbase. He avoids social media (unlike co-stars like Jack Begley), but fans flock to forums to praise his work ethic and speculate about his life. Oak Island enthusiasts often cite Alex as the show’s “quiet MVP” for his behind-the-scenes contributions.
Personal Life & Relationships
Alex keeps his romantic life strictly private. No girlfriend, wife, or dating rumors have surfaced, sparking curiosity among fans. Some speculate he’s focused on his career, while others joke that Oak Island is his “true love.”
Net Worth & Business Ventures
With an estimated net worth of 2–2–3 million, Alex’s wealth stems from the show, his engineering career, and family ventures like Mari Vineyards. He also invests in renewable energy projects, reflecting his passion for sustainability.
Future Projects & What’s Next for Alex

While Oak Island remains his focus, Alex may explore documentary production or engineering innovations. Fans hope he’ll take a larger leadership role as the Lagina team edges closer to solving the mystery.
FAQs About Alex Lagina
How did Alex Lagina join The Curse of Oak Island?
Alex joined the show through his father, Marty Lagina, a co-owner of Oak Island Tours Inc. His engineering expertise and hands-on skills made him indispensable for managing excavations and technology during the treasure hunt.
What is Alex Lagina’s educational background?
He earned a Bachelor’s Degree in Mechanical Engineering from the University of Michigan, which he leverages to tackle technical challenges, from operating drilling rigs to analyzing geological data on the show.
Are Alex Lagina and Marty Lagina close off-screen?
Yes! The duo shares a strong bond as family and business partners. They collaborate on ventures like Mari Vineyards and the Oak Island project, blending their passions for history and innovation.
Is Alex Lagina active on social media?
No. Unlike co-stars like Jack Begley, Alex avoids social media, maintaining a private lifestyle that fuels fan curiosity about his life beyond the show.
What role does Alex play in solving the Oak Island mystery?
He oversees critical operations like caisson drilling and sonar scanning, using his technical skills to uncover artifacts like 17th-century coins and hidden tunnel systems.
What is Alex Lagina’s net worth?
As of 2024, his net worth is estimated at $2–3 million, earned through the show, family businesses like Mari Vineyards, and renewable energy investments.
Does Alex Lagina have any siblings?
The Lagina family keeps this detail private. There’s no publicly confirmed information about brothers or sisters, reflecting their preference for low-key family dynamics.
What’s next for Alex Lagina?
While focused on Oak Island, he may explore documentary production or sustainable energy projects, aligning with his engineering background and passion for problem-solving.
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