2026 Men's Lacrosse Roster

Jersey Number 13
Marcus Wertheim
- Class:
- Senior
- Position:
- Midfield
- Height:
- 6-0
- Weight:
- 195
- Hometown:
- St. James, N.Y.
- High School:
- Smithtown East
2025: Captain … Played in 12 games and earned 11 starts as a junior midfielder … Led the team with 29 points behind 19 goals and 10 points … Recorded two goals and an assist in the Ocean State Cup win over Providence College (Feb. 22) … Added two goals and an assist against Bryant (Mar. 4) … Recorded a season-high four goals at Penn (Mar. 15) … Tallied a season-high four assists and five points at Villanova (Mar. 17) … Chipped in two goals and two assists at Dartmouth (Apr. 19) … Added 19 ground balls and six caused turnovers.
2024: Saw action in 12 games and earned four starts as a sophomore … Finished the season with nine goals and 10 assists for 19 points … Added 13 ground balls and two caused turnovers … Recorded seven multi-point games and finished the season with four consecutive multi-point efforts … Recorded the game-winning goal and added two assists against Princeton (4/13) … Added two assists against Dartmouth (4/20) … Posted two goals and an assist against Bryant (4/23) and Harvard (4/27).
2023: Saw action in all 14 games and earned four starts as a freshman midfielder … Finished the season with eight goals and 10 assists for 18 points … Capped the campaign with a hat trick and career-high five points against Dartmouth (Apr. 29) … Added six ground balls.
BEFORE BROWN: Played lacrosse at Smithtown High School East and with Team 91 Smash club team … Two-time honorable mention All-American and All-Long Island First Team selection as a senior … Captained Smithtown as a junior and senior and collected 77 goals and 131 points in his final two seasons.
PERSONAL: Son of Michael and Vera Wertheim … Has two siblings, Matt and Addison … Australian citizen.
WHY BROWN?: I chose Brown because of the top tier academic and athletic opportunities it provides.
2024: Saw action in 12 games and earned four starts as a sophomore … Finished the season with nine goals and 10 assists for 19 points … Added 13 ground balls and two caused turnovers … Recorded seven multi-point games and finished the season with four consecutive multi-point efforts … Recorded the game-winning goal and added two assists against Princeton (4/13) … Added two assists against Dartmouth (4/20) … Posted two goals and an assist against Bryant (4/23) and Harvard (4/27).
2023: Saw action in all 14 games and earned four starts as a freshman midfielder … Finished the season with eight goals and 10 assists for 18 points … Capped the campaign with a hat trick and career-high five points against Dartmouth (Apr. 29) … Added six ground balls.
BEFORE BROWN: Played lacrosse at Smithtown High School East and with Team 91 Smash club team … Two-time honorable mention All-American and All-Long Island First Team selection as a senior … Captained Smithtown as a junior and senior and collected 77 goals and 131 points in his final two seasons.
PERSONAL: Son of Michael and Vera Wertheim … Has two siblings, Matt and Addison … Australian citizen.
WHY BROWN?: I chose Brown because of the top tier academic and athletic opportunities it provides.
Marcus Wertheim 100 Career Points
Thursday, April 02
Brown vs UMass Lowell: Men's Lacrosse Highlights
Friday, March 20
2026 Brown Lacrosse St. Patrick's Day Shirts
Monday, March 09
MLAX 2026 Practice Reel
Monday, January 26
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