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Diego Martinez: The 12-Year-Old Quarterback Rewriting the Playbook for NFL FLAG in Southern California

San Diego's Diego Martinez is dominating youth flag football with his dual-threat abilities and leadership at just 12 years old.

Marcus J. Thompson

April 27, 2026 Ā· 5 min read

In the sun-soaked neighborhoods of San Diego, where football dreams are as common as palm trees, one young quarterback is turning heads and changing perceptions about what elite youth flag football looks like. Diego Martinez, a seventh-grader from Chula Vista, has become the name everyone's talking about in NFL FLAG circles across Southern California.

At just 12 years old, Martinez has already accumulated three championship titles with his San Diego Strikers squad and earned MVP honors at the NFL FLAG Regional Championship in Los Angeles this past December 2024. But what sets this young signal-caller apart isn't just his trophy case—it's the way he's redefining the quarterback position in youth flag football leagues in California.

A Dual-Threat Phenomenon

Standing at 5 feet 4 inches and weighing 110 pounds, Martinez doesn't fit the traditional mold of a prototypical quarterback. What he lacks in size, he more than compensates for with football intelligence, lightning-quick decision-making, and a competitive fire that coaches say is rare for his age group.

"Diego processes the game like someone three years older," says Marcus Thompson, his head coach with the San Diego Strikers and a former college defensive back. "He's throwing for 200-plus yards per game, but he's also our second-leading rusher. In flag football, where every second counts and space is premium, having a quarterback who can beat you with his arm and his legs is a game-changer."

During the 2024 NFL FLAG season, Martinez posted eye-popping statistics: 47 touchdown passes against just 6 interceptions, while adding another 18 rushing touchdowns. His completion percentage of 68% ranks among the elite in his age division across all of California's youth flag football programs.

The Path to Excellence

Martinez's journey into flag football began at age 7, when his parents enrolled him in a local recreational league as an alternative to tackle football. His mother, Carolina Martinez, was initially hesitant about contact sports, making flag football the perfect compromise.

"We wanted Diego to learn football fundamentals without the injury risks," Carolina explained during a recent interview at the family's Chula Vista home. "Flag football has given him everything we hoped for—teamwork, discipline, physical fitness—and he's absolutely fallen in love with it."

What started as a weekend activity quickly evolved into a passion. Martinez began attending USA Football coaching clinics with his father, studying NFL quarterback play, and practicing his routes and throws at local parks for hours each week. By age 10, he was already being recruited by competitive NFL FLAG teams throughout San Diego County.

Leadership Beyond Statistics

While Martinez's numbers are impressive, his coaches and teammates point to his leadership qualities as his most valuable asset. As a sixth-grader last season, he was voted team captain by his peers—an unusual honor for one of the youngest players on the roster.

"Diego makes everyone around him better," says teammate Jayden Williams, a 13-year-old wide receiver who has caught 23 touchdown passes from Martinez over the past two seasons. "He stays calm when we're down, he celebrates when others make plays, and he holds everyone accountable in practice. That's not normal for someone our age."

This leadership extends beyond the field. Martinez has started volunteering as a youth coach for beginning flag football players in Chula Vista, working with 5-to-7-year-olds every Saturday morning. He's also become an advocate for expanding flag football opportunities in underserved communities throughout San Diego.

The Bigger Picture: Flag Football's Growing Footprint

Martinez's rise comes at a pivotal moment for flag football in California and across the nation. With girls high school flag football being sanctioned as an official CIF sport in California, and flag football's inclusion in the 2028 Los Angeles Olympics, the sport is experiencing unprecedented growth.

"Players like Diego are the future ambassadors of this game," says Jennifer Park, Regional Director for NFL FLAG in Southern California. "He's showing young athletes that flag football isn't just a stepping stone to tackle—it's a legitimate, competitive sport with its own pathway to excellence."

Martinez has already received invitations to compete at the NFL FLAG Championships in Canton, Ohio, scheduled for July 2025, where the top youth flag football teams in America will compete for national titles.

What's Next

As Martinez enters his teenage years, the question many are asking is: what's next? While he remains committed to flag football for now, he's also keeping his options open. High school tackle football coaches have already begun reaching out, intrigued by his arm strength and field vision.

But for Martinez, the immediate focus is clear: winning a national championship with the San Diego Strikers and continuing to grow the sport he loves in his community.

"I want to show kids that flag football can take you places," Martinez said after a recent practice. "You don't have to play tackle to be a real football player. This is real football, and I'm going to keep proving it."

For anyone following youth flag football in California, Diego Martinez is a name worth remembering—and his best plays are likely still ahead of him.

Topics

NFL FLAG Californiayouth flag football leagues in CaliforniaSan Diego flag footballyouth quarterback flag footballSouthern California NFL FLAG

About the Author

Marcus J. Thompson

Marcus is a sports journalist based in Dallas, Texas, covering flag football at every level from youth leagues to the national stage. He has followed USA Football for over a decade.