Liga Estadounidense
USA
| Árbitro | Partidos |  |  | Tarjetas por partido |
|---|
| Mark Allatin | 3 | 8 | 0 | 2.7 (2.7 / 0.0) | |
| Malik Badawi | 1 | 2 | 0 | 2.0 (2.0 / 0.0) | |
| Fotis Bazakos | 15 | 63 | 3 | 4.4 (4.2 / 0.2) | |
| Kevin Broadley | 1 | 5 | 0 | 5.0 (5.0 / 0.0) | |
| Allen Chapman | 22 | 77 | 1 | 3.5 (3.5 / 0.0) | |
| Alex Chilowicz | 19 | 70 | 0 | 3.7 (3.7 / 0.0) | |
| Matthew Conger | 3 | 17 | 1 | 6.0 (5.7 / 0.3) | |
| Marcos de Oliveira | 21 | 95 | 6 | 4.8 (4.5 / 0.3) | |
| Joe Dickerson | 23 | 103 | 8 | 4.8 (4.5 / 0.3) | |
| Filip Dujic | 3 | 4 | 1 | 1.6 (1.3 / 0.3) | |
| Ismail Elfath | 16 | 86 | 4 | 5.7 (5.4 / 0.3) | |
| Drew Fischer | 14 | 62 | 6 | 4.8 (4.4 / 0.4) | |
| Timothy Ford | 17 | 56 | 2 | 3.4 (3.3 / 0.1) | |
| Jon Freemon | 17 | 80 | 6 | 5.1 (4.7 / 0.4) | |
| Guido Gonzalez | 16 | 78 | 1 | 5.0 (4.9 / 0.1) | |
| Guido Gonzalez | 3 | 9 | 0 | 3.0 (3.0 / 0.0) | |
| Pierre-Luc Lauziere | 15 | 50 | 2 | 3.4 (3.3 / 0.1) | |
| Jair Marrufo | 8 | 23 | 0 | 2.9 (2.9 / 0.0) | |
| Rosendo Mendoza | 16 | 79 | 4 | 5.2 (4.9 / 0.3) | |
| Ismir Pekmic | 16 | 81 | 0 | 5.1 (5.1 / 0.0) | |
| Tori Penso | 10 | 47 | 3 | 5.0 (4.7 / 0.3) | |
| Chris Penso | 22 | 123 | 4 | 5.8 (5.6 / 0.2) | |
| Silviu Petrescu | 9 | 36 | 1 | 4.1 (4.0 / 0.1) | |
| Michael Radchuk | 6 | 37 | 3 | 6.7 (6.2 / 0.5) | |
| Victor Rivas | 21 | 111 | 6 | 5.6 (5.3 / 0.3) | |
| Nima Saghafi | 22 | 105 | 5 | 5.0 (4.8 / 0.2) | |
| Kevin Stott | 6 | 13 | 0 | 2.2 (2.2 / 0.0) | |
| Lukasz Szpala | 23 | 106 | 4 | 4.8 (4.6 / 0.2) | |
| Ramy Touchan | 19 | 100 | 3 | 5.5 (5.3 / 0.2) | |
| Ted Unkel | 22 | 105 | 7 | 5.1 (4.8 / 0.3) | |
| Rubiel Vazquez | 16 | 69 | 5 | 4.6 (4.3 / 0.3) | |
| Armando Villareal | 20 | 82 | 2 | 4.2 (4.1 / 0.1) | |
Alemania