The 2020 Boston Cannons Lacrosse season was the 20th season in club history and their last season in the Major League Lacrosse. It would be a successful sendoff, as the Cannons would win the last MLL Championship. They would play their games at Veterans Memorial Stadium (Quincy, Massachusetts).[1]
The Cannons would win 3 of 5 games, finishing the season at 3-2 and earning the 4th playoff seed.[2]
| Date | Opponent | Stadium | Result | Record |
|---|---|---|---|---|
| June 18 | New York Lizards | Navy–Marine Corps Memorial Stadium | W 16-14 | 1-0 |
| June 20 | Chesapeake Bayhawks | Navy–Marine Corps Memorial Stadium | L 12-15 | 1-1 |
| June 21 | Philadelphia Barrage | Navy–Marine Corps Memorial Stadium | W 12-10 | 2-1 |
| June 23 | Connecticut Hammerheads | Navy–Marine Corps Memorial Stadium | L 8-11 | 2-2 |
| June 24 | Denver Outlaws | Navy–Marine Corps Memorial Stadium | W 10-8 | 3-2 |
After the #2 and #3 seeded teams were disqualified from playoffs due to players testing positive for covid-19, the Cannons would face the Denver Outlaws in the championship. The Cannons would go on to win the last ever MLL game 13-10.[3]