| Penalties | Club | VS Club | Date | |
|---|---|---|---|---|
| 7 | Houston SaberCats | Austin Gilgronis | 27-01-2019 | Match details |
| 6 | Seattle Seawolves | New Orleans Gold | 22-04-2019 | Match details |
| 4 | Austin Gilgronis | Toronto Arrows | 09-02-2019 | Match details |
| 3 | Rugby United New York | Colorado Raptors | 27-04-2019 | Match details |
| 3 | Toronto Arrows | Seattle Seawolves | 18-02-2019 | Match details |
| 3 | San Diego Legions | Rugby United New York | 27-01-2019 | Match details |
| 3 | Utah Warriors | Toronto Arrows | 12-05-2019 | Match details |
| 3 | New Orleans Gold | Colorado Raptors | 02-02-2019 | Match details |
| 2 | Colorado Raptors | New Orleans Gold | 31-03-2019 | Match details |
