Bill O'Brien

Defenseman / New England Black Wolves



The New England Black Wolves’ defenseman Bill O’Brien’s passion for lacrosse goes much deeper than what happens on the field. O’Brien’s family ties with the Thompson Brothers have have created success in the business aspect of the sport. Bill is the Director of Business Development for Thompson Brothers Lacrosse, a venture that he co-founded.  His success in the realm of lacrosse might come as a surprise for some, as his collegiate sports career revolved around football. O’Brien didn’t start his lacrosse career until 2014. His commitment to fitness is legendary.

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April 5, 1988 (age 29)


6 ft 4 in (193 cm)


235 lb (107 kg; 16 stone 11 lb)


New England Black Wolves





Bill O'Brien in Spirit Game

Watch the official trailer for documentary "Spirit Game: Pride of a Nation," directed by Peter Spirer and Peter Baxter. Spirit Game chronicles the Iroquois Nationals Lacrosse Team in the 2015 World

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Bill O'Brien On How to Get Lacrosse Into the Olympics

There are 33 sports in the 2020 Summer Olympics, but unfortunately lacrosse will not be one of them. Bill O’Brien talked about the efforts of Thompson Brothers Lacrosse to make lacrosse an Olympic

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United States vs. Iroquois Nationals: Which Team Would Bill O'Brien Play for in Olympics?

Lacrosse hasn't made it into the Olympic Games yet, but there is a strong possibility it could be in the future. Like A Pro asked Bill O'Brien "If lacrosse made it in the Olympics, would you play f

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Nike N7 Lacrosse Camp listening to the history of the wooden stick

When Native Americans created lacrosse, players originally used wooden sticks with leather pockets. While some

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Dinner is being served at the Nike N7 TBL Camp

N7 is our commitment to bring sport and all of its benefits to Aboriginal communities in Canada. Through activity, competition and play you can unleash the power of your generation. You can grow up

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How Will The Iroquois Nation fit into the Olympic Games?

Even though lacrosse was left out of the 2020 Olympics, it is not out of the question for 2024. While the Iroquois Nation got representation in the 2014 World Lacrosse Championships, we talked to B

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Bill O'Brien Talks About Why He Stands With Standing Rock

Bill O'Brien and Thompson Brothers Lacrosse have been very vocal in their support for Standing Rock. Recently, Like A Pro took a walk with Bill to hear his take on the issue.

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Bill O'Brien Talks About Lacrosse Not Being Selected For 2020 Olympics

"I was a little upset when I heard, initially, that the olympics weren't going to have Lacrosse in 2020" -- Bill O'Brien Lacrosse is the perfect team sport according to Bill O'Brien, but it

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What is Bill O'Brien's Biggest Challenge as a Professional Lacrosse Player?

Bill O’Brien talked to Like A Pro about his biggest challenge in professional lacrosse. As a football player turned lacrosse player, Bill O’Brien talked about competing with players who have more e

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Building Chemistry in the NLL

Bill O'Brien doesn't spend a lot of time around his teammates. When players only fly in for practices and games, teams don’t get much time to build chemistry. As such, he values every moment when t

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How Many Calories Does Bill O'Brien Consume per Day?

For all professional athletes, balancing calorie intake with training volume is important. Bill O’Brien talks about his caloric intake and the diet that helps him stay in the best shape possible.

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Why the Thompson Brothers joined Like A Pro

We talked to Bill O’Brien about why the Thompson Brothers partnered with Like A Pro.  

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What's the Food Bill O'Brien Can't Give Up?

Most athletes pride themselves on their healthy food choices and rigorous workouts. However, at the end of the day, they are all human. We talked to Bill O’Brien and found out the one food he can’t

My Life

Bill O'Brien's Road to the NLL and the New England Black Wolves

From playing Division I football at Sacred Heart to playing in the NLL, Bill O’Brien had an unconventional path to the New England Black Wolves roster. Bill talks about his journey from college foo

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“Breaking Windows at Home”: Teaching Youth to Love Lax

  Bill O’Brien, 26, Onondaga, and Brett Bucktooth, 31, Oneida, two lacrosse players with the New England Black Wolves, say that bringing the game to children is what it’s all about.

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How Does O'Brien Train for Lacrosse with the New England Black Wolves?

Bill O'Brien's biggest challenge as a professional athlete is to consistently push himself to be the best he can be. Bill talks about what he does to prepare for the season.

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Does Bill O'Brien Have Any Gameday Superstitions?

New England Black Wolves defenseman Bill O'Brien said every athlete has a gameday superstition or routine, whether they share it or not is their choice. "I know I do," O'Brien said. "It allows you

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