A Guinness World Record Attempt

FOR THE MOST CONSECUTIVE TENNIS MATCHES EVER PLAYED

It WILL TAKE A COMMUNITY TO ACHIEVE

LEARN HOW YOU CAN SUPPORT THE MISSION.

When someone asks

What if....

Extraordinary accomplishments happen because someone started with, what if. That has lead us to this attempt at the Guinness World Record Attempt for the most consecutive tennis matches ever played in the world. In 2027 Sandra Alonso will attempt to break the current record of 40 matches, by aiming for a total of 50 completed matches. This isn't about one athlete, but about a community that will be a part of a legendary moment.

The Challenger

Sandra Alonso is a former professional tennis player whose passion for the sport has evolved into a career dedicated to developing the next generation of athletes as a tennis coach. Having experienced the discipline, resilience, and commitment required to compete at the highest levels, she now shares those lessons with every player she mentors. Through Mission 50, Sandra is stepping back onto the court to pursue an extraordinary challenge: attempting a Guinness World Record for the most consecutive singles tennis matches. Mission 50 is a testament to what can be achieved through relentless preparation, unwavering determination, and the courage to pursue a goal that few would ever attempt.

History is never made alone. Become a part of the story.

- Mission 50

Stay Connected

Be a part of the journey.

Our Goal

Fifty One Athletes.
One Extraodinary Challenge.
One Community.

Sandra will undertake the challenge of completing 50 consecutive tennis matches to surpass the current Guinness World Record of 40.

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