| H. OsorioCentral midfielder |  Chicago Fire | 🇸🇻El Salvador | 22 | 0 | 0 | 6.1 | 0 | 35 |
| H. PicardAttacking midfielder |  Columbus Crew | 🇫🇷France | 23 | 0 | 0 | 6.9 | 0▼100%↩ | 37▼47.1%↩ |
| H. SynchukAttacking midfielder |  CF Montreal | 🇺🇦Ukraine | 20 | 1 | 0 | 6.8 | 9▲41%↩ | 43▲37.6%↩ |
| H. ToffoloFull-back |  Charlotte | 🏴England | 30 | 0 | 1 | 1.8 | 7▲61.4%↩ | 19▼60.1%↩ |
| H. TrentGoalkeeper | Philadelphia Union | 🇺🇸USA | 27 | 0 | 0 | 4.8 | 0 | 26 |
| H. WingoFull-back |  Toronto FC | 🇺🇸USA | 30 | 0 | 0 | 1.7 | 6▲2850% | 18▼19.4% |
| H. WolfAttacking midfielder |  New York City FC | 🇦🇹Austria | 27 | 11 | 6 | 12.3 | 44▲38.5% | 39▼13.2% |
| Harbor MillerFull-back |  Los Angeles Galaxy | 🇺🇸USA | 19 | 1 | 1 | 6 | 5 | 40 |
| Hosei KijimaWinger |  DC United | 🇯🇵Japan | 24 | 2 | 0 | 7.7 | 10▼22.7%↩ | 41▼0.5%↩ |
| I. AnguloCentral midfielder |  Orlando City SC | 🇨🇴Colombia | 27 | 0 | 4 | 9.3 | 30▼34.2% | 37▼24% |
| I. BoatwrightCentre-back | Inter Miami | 🇩🇴Dominican Republic | 21 | 0 | 0 | 5.9 | 0 | 35 |
| I. FeingoldCentral midfielder |  New England Revolution | 🇮🇱Israel | 21 | 3 | 3 | 9.8 | 35 | 48 |
| I. FrayFull-back |  Inter Miami | 🇯🇲Jamaica | 23 | 1 | 3 | 7.9 | 17▲152.9% | 42▲1.7% |
| I. GlavinovichCentre-back |  Philadelphia Union | 🇦🇷Argentina | 24 | 1 | 0 | 7 | 7▼79.1%↩ | 37▼24.7%↩ |
| I. HarkesCentral midfielder |  San Jose Earthquakes | 🇺🇸USA | 31 | 3 | 2 | 3.1 | 32▲109.3%↩ | 22▼9.3%↩ |
| I. JamesCentre-back |  Sporting Kansas City | 🇺🇸USA | 18 | 0 | 0 | 5.2 | 6 | 37 |
| I. MurphyCentre-back |  Colorado Rapids | 🇺🇸USA | 26 | 0 | 0 | 6.2 | 9▼62.7%↩ | 33▼24.5%↩ |
| I. ParenteCentral midfielder | Los Angeles Galaxy | 🇺🇸USA | 26 | 0 | 1 | 6 | 13▲6200% | 32▼3.6% |
| I. ParkerCentre-back |  FC Dallas | 🇺🇸USA | 23 | 0 | 0 | 6.4 | 0 | 34 |
| I. PilcherFull-back |  San Diego | 🇺🇸USA | 23 | 1 | 1 | 7.7 | 16 | 41 |
| I. Toklomati GiornoCentre-forward | Charlotte | 🇮🇱Israel | 21 | 12 | 3 | 11.1 | 39 | 48▲29.9% |
| I. VassilevCentral midfielder | Philadelphia Union | 🇺🇸USA | 25 | 6 | 3 | 12 | 39▲45.1%↩ | 44▼1.1%↩ |
| Ian SmithCentral midfielder |  Portland Timbers | 🇺🇸USA | 24 | 1 | 1 | 6.9 | 12 | 37 |
| Igor JesusDefensive midfielder |  Los Angeles FC | 🇧🇷Brazil | 23 | 0 | 1 | 8.9 | 29▲232.6%↩ | 46▼14.4%↩ |
| Ilie SánchezCentral midfielder |  Austin | 🇪🇸Spain | 35 | 1 | 0 | 1.3 | 21▼20.9%↩ | 14▼10.5%↩ |
| IllarramendiCentral midfielder | FC Dallas | 🇪🇸Spain | 36 | 0 | 0 | 0.3 | 0▼100% | 6▼49.1% |
| Iván JaimeCentral midfielder | CF Montreal | 🇪🇸Spain | 25 | 0 | 1 | 6.5 | 4▼63.7%↩ | 35▼42%↩ |
| J. AtencioDefensive midfielder | Colorado Rapids | 🇺🇸USA | 24 | 0 | 0 | 8.8 | 28▲89.9%↩ | 41▲5.9%↩ |
| J. AudeFull-back | Los Angeles Galaxy | 🇦🇷Argentina | 23 | 0 | 0 | 6.9 | 10▼43.3% | 37▼11.9% |
| J. BadwalAttacking midfielder |  Vancouver Whitecaps | 🇨🇦Canada | 20 | 1 | 2 | 6.8 | 9 | 43 |
| J. BambaWinger | Chicago Fire | 🇨🇮Côte d'Ivoire | 30 | 6 | 5 | 4.4 | 32▲620%↩ | 28▼44.2%↩ |
| J. BartlettDefensive midfielder | Sporting Kansas City | 🇺🇸USA | 20 | 0 | 1 | 6.6 | 21 | 41 |
| J. BauerFull-back |  Nashville SC | 🇺🇸USA | 28 | 3 | 2 | 3.2 | 11▼44.9% | 29▼19.6% |
| J. BellFull-back |  Seattle Sounders | 🇺🇸USA | 28 | 0 | 0 | 3.2 | 14▲82.1% | 29▼11.9% |
| J. BendikGoalkeeper | Vancouver Whitecaps | 🇺🇸USA | 37 | 0 | 0 | 0.1 | 0▼100%↩ | 2▼84.4%↩ |
| J. BernardezCentre-forward | Toronto FC | 🇭🇳Honduras | 27 | 0 | 0 | 4.8 | 0 | 26 |
| J. BondGoalkeeper |  Houston Dynamo | 🏴England | 33 | 0 | 0 | 1.8 | 23▲513.5%↩ | 16▼33.3%↩ |
| J. BrownCentre-back |  Real Salt Lake | 🇯🇲Jamaica | 27 | 0 | 0 | 5.1 | 2▼86.7%↩ | 27▼28.5%↩ |
| J. BuenoDefensive midfielder | Philadelphia Union | 🇻🇪Venezuela | 27 | 1 | 0 | 5.6 | 13▲28.7% | 30▼16.2% |
| J. CasasCentral midfielder | Chicago Fire | 🇺🇸USA | 23 | 0 | 0 | 6.3 | 0▼100% | 34▼2% |
| J. CascanteCentre-back | Austin | 🇨🇷Costa Rica | 32 | 0 | 0 | 1.1 | 8▼63.2% | 14▼39.5% |
| J. CifuentesDefensive midfielder | Toronto FC | 🇪🇨Ecuador | 27 | 0 | 1 | 5.4 | 6▼72.1%↩ | 29▼23.6%↩ |
| J. DavisFull-back | Sporting Kansas City | 🇺🇸USA | 24 | 0 | 1 | 7.4 | 15▼62.1% | 39▼16.2% |
| J. DeanFull-back | Chicago Fire | 🇺🇸USA | 29 | 1 | 4 | 3.5 | 20▲56.6% | 28▼0.7% |
| J. DíazCentre-back |  Minnesota United FC | 🇨🇴Colombia | 25 | 1 | 3 | 7.9 | 25▲139% | 42▲10.4% |
| J. DilrosunCentre-forward | Los Angeles FC | 🇳🇱Netherlands | 28 | 2 | 0 | 3 | 6▼1.6%↩ | 27▼54.6%↩ |
| J. EbobisseCentre-forward | Los Angeles FC | 🇨🇲Cameroon | 29 | 5 | 1 | 3.1 | 18▼27.2%↩ | 26▼26.1%↩ |
| J. ElliottCentre-back | Chicago Fire | 🏴England | 30 | 4 | 3 | 3.9 | 25▼19.2%↩ | 29▼9.1%↩ |
| J. FarrGoalkeeper | DC United | 🇺🇸USA | 31 | 0 | 0 | 1.2 | 0 | 14 |
| J. FernándezWinger | New York City FC | 🇦🇷Argentina | 22 | 3 | 5 | 7.5 | 20▲94.1% | 42▲1% |
| J. FerreiraAttacking midfielder | Seattle Sounders | 🇺🇸USA | 25 | 4 | 6 | 9 | 29▲25.5%↩ | 46▲8.8%↩ |
| J. ForyFull-back | Portland Timbers | 🇨🇴Colombia | 24 | 0 | 2 | 8 | 24 | 43 |
| J. GainesCentre-back | Nashville SC | 🇺🇸USA | 23 | 0 | 0 | 6.4 | 2▼70.4% | 34▼4.5% |
| J. GalGoalkeeper | Chicago Fire | 🇺🇸USA | 33 | 0 | 0 | 0.6 | 1▲9.1%↩ | 10▼46.8%↩ |
| J. GallagherCentral midfielder | Austin | 🇮🇪Republic of Ireland | 30 | 2 | 0 | 3.4 | 22▼2.7% | 26▼23.1% |
| J. GladCentre-back | Real Salt Lake | 🇺🇸USA | 29 | 1 | 1 | 4.9 | 29▼16% | 31▼11.8% |
| J. GlesnesCentre-back | Philadelphia Union | 🇳🇴Norway | 32 | 1 | 1 | 2.7 | 56▲73% | 22▼17.9% |
| J. GregušCentral midfielder | Houston Dynamo | 🇸🇰Slovakia | 35 | 0 | 0 | 0.3 | 0▼100%↩ | 5▼64.9%↩ |
| J. GresselCentral midfielder | Minnesota United FC | 🇺🇸USA | 32 | 1 | 3 | 1.9 | 18▼40.4%↩ | 16▼42.4%↩ |
| J. HaakCentre-back | New York City FC | 🇺🇸USA | 24 | 2 | 4 | 13.1 | 42▲323.2% | 46▲17.6% |
| J. HallWinger |  New York Red Bulls | 🇺🇸USA | 18 | 1 | 0 | 5.7 | 5▼9.4% | 40▼9% |
| J. HopkinsCentral midfielder | DC United | 🇺🇸USA | 22 | 3 | 0 | 7.3 | 20▲255.4% | 41▲5.7% |
| J. JacksonGoalkeeper | FC Dallas | 🇺🇸USA | 26 | 0 | 0 | 5.9 | 2 | 31▼8.2%↩ |
| J. LewisCentre-forward | Colorado Rapids | 🇺🇸USA | 29 | 0 | 0 | 1.9 | 0▼100% | 19▼44.5% |
| J. LöffelsendFull-back | San Diego | 🇩🇪Germany | 28 | 0 | 2 | 3.1 | 15▲305.6%↩ | 28▼10%↩ |
| J. LukićCentral midfielder | Philadelphia Union | 🇷🇸Serbia | 24 | 2 | 2 | 13 | 42 | 45▲3.7%↩ |
| J. LynnCentre-forward | Orlando City SC | 🇺🇸USA | 26 | 0 | 0 | 5.4 | 0 | 29▼17.8% |
| J. MaherCentre-back | Nashville SC | 🇺🇸USA | 26 | 0 | 0 | 7.4 | 19▼29.7% | 40▼5.5% |
| J. MarcinkowskiGoalkeeper | Los Angeles Galaxy | 🇺🇸USA | 29 | 0 | 0 | 2 | 0▼100%↩ | 19▼43.3%↩ |
| J. Marshall-RuttyFull-back | Charlotte | 🇨🇦Canada | 22 | 0 | 2 | 7.9 | 27▲45.1%↩ | 43▲0.9%↩ |
| J. MaurerGoalkeeper | Houston Dynamo | 🇺🇸USA | 37 | 0 | 0 | 0.1 | 0▼100%↩ | 2▼67.1%↩ |
| J. McCarthyGoalkeeper | Los Angeles Galaxy | 🇺🇸USA | 34 | 0 | 0 | 0.5 | 1▼94.7% | 9▼58.8% |
| J. McGlynnAttacking midfielder | Houston Dynamo | 🇺🇸USA | 23 | 6 | 9 | 14.9 | 48▲68.7%↩ | 48▲2.1%↩ |
| J. MensahCentre-back | New England Revolution | 🇬🇭Ghana | 36 | 0 | 0 | 0.3 | 0▼100%↩ | 6▼64.3%↩ |
| J. MinaCentre-back | New York Red Bulls | 🇨🇴Colombia | 22 | 0 | 0 | 6.1 | 0 | 35 |
| J. MorrisCentre-forward | Seattle Sounders | 🇺🇸USA | 31 | 7 | 1 | 3.1 | 37▼24.4% | 22▼33.3% |
| J. MosqueraFull-back | Portland Timbers | 🇨🇴Colombia | 23 | 1 | 2 | 8.3 | 15▼20.7% | 44▼5.8% |
| J. MurrellCentral midfielder | DC United | 🇺🇸USA | 22 | 2 | 1 | 7.1 | 12▲65.3% | 40▲3.6% |
| J. NealCentre-back | CF Montreal | 🇺🇸USA | 22 | 1 | 0 | 7 | 15▲7.1%↩ | 40▼3.9%↩ |
| J. NeeleyCentre-back | Charlotte | 🇺🇸USA | 21 | 0 | 0 | 5.9 | 0 | 35 |
| J. NelsonAttacking midfielder | Vancouver Whitecaps | 🇨🇦Canada | 23 | 2 | 5 | 8.5 | 22▲217.6%↩ | 45▲11%↩ |
| J. NelsonFull-back | Los Angeles Galaxy | 🇺🇸USA | 28 | 0 | 1 | 3.3 | 13▼5.2% | 29▼16.8% |
| J. NerwinskiCentre-back |  St. Louis City | 🇺🇸USA | 31 | 0 | 0 | 1.1 | 0▼100% | 13▼60.4% |
| J. NgandoAttacking midfielder | Vancouver Whitecaps | 🇨🇲Cameroon | 26 | 2 | 3 | 7.1 | 14▲1637.5% | 38▲11.7% |
| J. NilssonCentre-back | St. Louis City | 🇸🇪Sweden | 32 | 0 | 0 | 0.8 | 3▼83.9% | 11▼48.6% |
| J. ObrianCentre-forward | Austin | 🇨🇴Colombia | 31 | 0 | 1 | 1.4 | 4▼86.5% | 17▼43% |
| J. OrozcoDefensive midfielder | St. Louis City | 🇺🇸USA | 22 | 1 | 0 | 6.9 | 17▲375%↩ | 39▲1.6%↩ |
| J. OrtizCentre-back | Portland Timbers | 🇪🇨Ecuador | 30 | 0 | 0 | 1.9 | 8 | 20 |
| J. OsorioDefensive midfielder | Toronto FC | 🇨🇦Canada | 34 | 4 | 1 | 1.6 | 43▲106.2% | 17▼6.2% |
| J. PaintsilWinger | Los Angeles Galaxy | 🇬🇭Ghana | 28 | 10 | 2 | 6.1 | 46▼4.8% | 33▼20.8% |
| J. PalaciosCentre-back | Nashville SC | 🇨🇴Colombia | 32 | 2 | 0 | 2.3 | 23 | 18 |
| J. PantemisGoalkeeper | Portland Timbers | 🇨🇦Canada | 29 | 0 | 0 | 2.9 | 7▲27.3% | 28▼11.6% |
| J. PereyraCentral midfielder | Minnesota United FC | 🇦🇷Argentina | 27 | 7 | 9 | 12.9 | 56▲102.9%↩ | 41▼19.8%↩ |
| J. PérezDefensive midfielder | Nashville SC | 🇲🇽Mexico | 23 | 1 | 2 | 7.5 | 15▲825% | 40▲11.5% |
| J. PulskampGoalkeeper | Sporting Kansas City | 🇺🇸USA | 25 | 0 | 2 | 8 | 4▲168.7% | 43▲16.1% |
| J. RafanelloCentral midfielder | Philadelphia Union | 🇺🇸USA | 26 | 0 | 0 | 5.7 | 2▲50% | 31▼8.6% |
| J. RagenCentre-back | Seattle Sounders | 🇺🇸USA | 27 | 2 | 1 | 8.9 | 28▼26.8% | 37▼17.1% |
| J. ReidCentre-back | St. Louis City | 🇺🇸USA | 24 | 0 | 0 | 6.5 | 8▼3.8% | 35▼12.6% |
| J. ReynoldsFull-back | Chicago Fire | 🇺🇸USA | 22 | 1 | 0 | 6.5 | 0 | 37 |
| J. RickettsFull-back | San Jose Earthquakes | 🇺🇸USA | 24 | 1 | 2 | 7.3 | 10▲2375% | 39▲11.8% |
