The San Diego Legion are an American professional rugby union team based in San Diego, California, that competes in Major League Rugby (MLR).

The Legion began play at Torero Stadium on the campus of the University of San Diego for the 2018 season.

On February 2, 2022, the Legion announced Snapdragon Stadium to be their new home beginning in 2023.

° = Exhibition game °° = Playoff semifinals at Infinity Park in Glendale, Colorado.

On March 12, 2020, MLR announced the season would go on hiatus immediately for 30 days due to fears surrounding the COVID-19 pandemic.