| J. KäckCentre-forward |  Trelleborg | 🇸🇪Sweden | 20 | 13 | 0 | 0 | 1.5 | 0▼100% | 23▼14% |
| J. KabiaCentral midfielder | Grimsby | 🇮🇪Republic of Ireland | 26 | 0 | 2 | 0 | 2.8 | 5▲1075%↩ | 26▼34.9%↩ |
| J. KabiaCentre-forward |  Leyton Orient | 🏳️ | 25 | 7 | 2 | 0 | 9 | 9 | 40 |
| J. JustvanAttacking midfielder |  1. FC Nürnberg | 🇩🇪Germany | 28 | 6 | 3 | 1 | 9.9 | 48±0% | 53±0% |
| J. JustinCentral midfielder |  Leeds | 🏴England | 28 | 5 | 0 | 1 | 39.6 | 30▲5.7% | 58▲1.2% |
| J. JuranovićFull-back |  Union Berlin | 🇭🇷Croatia | 31 | 3 | 0 | 2 | 7.4 | 5±0% | 28±0% |
| J. JuniorCentre-forward | Sandviken | 🇳🇬Nigeria | 34 | 0 | 0 | 0 | 0.1 | 30▼59.8% | 4▼82.9% |
| J. JuliussonCentre-back |  Kristiansund BK | 🏳️ | 21 | 17 | 0 | 0 | 7 | 23 | 44 |
| J. JulesCentral midfielder |  Aris Thessalonikis | 🇨🇲Cameroon | 28 | 0 | 0 | 0 | 2 | 0▼100% | 21▼40.3% |
| J. JugasCentre-back |  Zlin | 🇨🇿Czechia | 34 | 8 | 0 | 0 | 1 | 6▼41%↩ | 0▼98.1%↩ |
| J. JuckelCentre-forward |  Energie Cottbus | 🇩🇪Germany | 22 | 2 | 0 | 0 | 18.2 | 0▼100% | 36▼6.7% |
| J. JuárezCentre-back | San Martin Tucuman | 🇦🇷Argentina | 30 | 11 | 0 | 0 | 2.3 | 16 | 20 |
| J. JoronenGoalkeeper |  Palermo | 🇫🇮Finland | 33 | 37 | 0 | 0 | 7 | 59▲4121.4%↩ | 29▲4%↩ |
| J. JørgensenCentral midfielder | Egersund | 🇳🇴Norway | 20 | 0 | 0 | 0 | 2.7 | 0 | 28 |
| J. JønssonAttacking midfielder |  Aarhus | 🇩🇰Denmark | 33 | 2 | 1 | 0 | 1 | 9▼18.3%↩ | 9▼39.6%↩ |
| J. JonesWinger |  Bromley | 🇲🇹Malta | 28 | 40 | 9 | 5 | 6 | 28▲92.3%↩ | 26▼8.5%↩ |
| J. JonesCentre-back |  Louisville City | 🇺🇸USA | 23 | 3 | 0 | 0 | 3.4 | 0 | 28 |
| J. JonesCentre-back |  Kryvbas KR | 🏳️ | 20 | 12 | 0 | 0 | 5.1 | 11 | 37 |
| J. JonesCentre-back | Sunderland | 🏳️ | 19 | 0 | 0 | 0 | 66.4 | 0 | 72 |
| J. JohnsonFull-back |  Luton | 🏴England | 20 | 2 | 0 | 0 | 7.5 | 16±0% | 46±0% |
| J. JohanssonCentre-forward |  Norrby IF | 🇸🇪Sweden | 26 | 25 | 1 | 0 | 1.7 | 7±0% | 21▼9%↩ |
| J. JimohCentral midfielder |  Aston Villa | 🏴England | 19 | 1 | 0 | 0 | 65.8 | 0 | 73 |
| J. JiménezDefensive midfielder |  Alianza Valledupar | 🇨🇴Colombia | 25 | 4 | 0 | 0 | 1.5 | 1 | 20 |
| J. JezierskiDefensive midfielder |  Fredrikstad | 🇵🇱Poland | 22 | 5 | 0 | 0 | 5.9 | 2▼48.9%↩ | 35▼15.3%↩ |
| J. JezicCentral midfielder |  NK Osijek | 🏳️ | 17 | 3 | 0 | 0 | 2.9 | 0 | 30 |
| J. JevremovićAttacking midfielder |  Železničar Pančevo | 🇷🇸Serbia | 22 | 27 | 3 | 0 | 5.5 | 10 | 37 |
| J. JessenFull-back |  Kasımpaşa | 🇩🇰Denmark | 22 | 4 | 0 | 0 | 9.3 | 51▲3.4%↩ | 48±0% |
| J. JeřábekCentral midfielder | Dukla Praha | 🇨🇿Czechia | 25 | 0 | 0 | 0 | 7.5 | 0 | 1 |
| J. Jensen-AbbewCentre-back |  ADO Den Haag | 🇩🇰Denmark | 24 | 3 | 0 | 0 | 23.9 | 4±0% | 37±0% |
| J. JenoDefensive midfielder |  Unirea Slobozia | 🏳️New Caledonia | 26 | 10 | 0 | 0 | 3.1 | 3▲1550%↩ | 25▼46.2%↩ |
| J. JendrykaAttacking midfielder |  Raków Częstochowa | 🏳️ | 18 | 3 | 1 | 0 | 3.6 | 6 | 34 |
| J. JaraCentral midfielder | Chaco For Ever | 🇦🇷Argentina | 23 | 0 | 0 | 0 | 5.6 | 0 | 31 |
| J. JannehDefensive midfielder |  Debreceni VSC | 🇸🇱Sierra Leone | 23 | 27 | 0 | 1 | 7.4 | 24▼5.2%↩ | 55▼8.3%↩ |
| J. JanitzekCentre-back |  SV Wehen | 🇩🇪Germany | 22 | 36 | 1 | 1 | 8.5 | 27▲232.9% | 43▲8.9% |
| J. JamesCentre-back |  San Lorenzo | 🇦🇷Argentina | 25 | 8 | 0 | 0 | 8.6 | 8▲42.9%↩ | 32▼27.3%↩ |
| J. JamesWinger |  Wolves | 🏴Wales | 22 | 6 | 1 | 0 | 27.6 | 39▲4.9%↩ | 72▲5.4%↩ |
| J. JakubkoCentre-back |  Teplice | 🇸🇰Slovakia | 22 | 9 | 0 | 1 | 8.5 | 6 | 2 |
| J. JacquetCentre-back |  Liverpool | 🇫🇷France | 21 | 5 | 0 | 0 | 85.5 | 27▲5%↩ | 83▲7.6%↩ |
| J. JacobsCentral midfielder |  Almere City FC | 🇳🇱Netherlands | 28 | 5 | 0 | 0 | 5.6 | 4±0% | 34±0% |
| J. JacobsCentre-back | Almere City FC | 🇳🇱Netherlands | 26 | 8 | 1 | 0 | 14 | 10±0% | 44±0% |
| J. JacksonGoalkeeper |  Monterey Bay | 🇺🇸USA | 26 | 4 | 0 | 0 | 4 | 2 | 32▼5.3%↩ |
| J. IzumisawaCentral midfielder |  FC Gifu | 🇯🇵Japan | 34 | 19 | 0 | 0 | 0.2 | 3 | 6 |
| J. IzquierdoCentre-forward |  Crawley Town | 🏳️ | 21 | 2 | 0 | 0 | 2.5 | 0 | 26 |
| J. IvanisevicCentre-back |  Istra 1961 | 🇺🇸USA | 21 | 5 | 0 | 0 | 3.8 | 1 | 31 |
| J. ItoAttacking midfielder |  Genk | 🇯🇵Japan | 33 | 7 | 1 | 2 | 3.1 | 28±0% | 19▲1.1% |
| J. ItoDefensive midfielder |  RAAL La Louvière | 🇧🇪Belgium | 28 | 4 | 0 | 0 | 5.6 | 28±0% | 40▼3.6% |
| J. ItalianoAttacking midfielder |  Grazer AK | 🇦🇺Australia | 25 | 24 | 4 | 0 | 8 | 19 | 41 |
| J. IshikuraDefensive midfielder |  Kamatamare Sanuki | 🇯🇵Japan | 23 | 2 | 0 | 0 | 1.9 | 0 | 22 |
| J. IsaksenCentral midfielder | Kristiansund BK | 🇳🇴Norway | 26 | 17 | 0 | 1 | 5.9 | 11▼46.2%↩ | 33▲17.1%↩ |
| J. IrvineDefensive midfielder |  Cerezo Osaka | 🇦🇺Australia | 33 | 7 | 0 | 1 | 2.3 | 23±0% | 23±0% |
| J. IronsideCentre-forward |  Tranmere | 🏴England | 32 | 7 | 1 | 1 | 0.6 | 18±0% | 14±0% |
| J. IritierCentral midfielder |  San Telmo | 🇦🇷Argentina | 31 | 2 | 0 | 0 | 0.9 | 0▼100%↩ | 12▼61.6%↩ |
| J. IribarrenFull-back |  Banfield | 🇦🇷Argentina | 23 | 9 | 0 | 0 | 12 | 10▲32% | 45▲5.2% |
| J. IredaleCentre-forward |  Gwangju FC | 🇦🇺Australia | 27 | 14 | 3 | 0 | 8 | 0▼100%↩ | 28▼24.7%↩ |
| J. IredaleCentre-back |  Hibernian | 🇦🇺Australia | 30 | 3 | 0 | 0 | 2.2 | 36±0% | 29±0% |
| J. IntriagoCentral midfielder |  Barcelona | 🇪🇨Ecuador | 30 | 2 | 0 | 0 | 10.3 | 0▼95.8%↩ | 19▼37.8%↩ |
| J. InserraFull-back |  Melbourne Victory | 🇦🇺Australia | 21 | 11 | 0 | 0 | 0.6 | 11 | 19 |
| J. InsaurraldeCentre-back |  Sarmiento Junin | 🇦🇷Argentina | 41 | 23 | 0 | 0 | 1.7 | 36▲5% | 15▼3.2% |
| J. IngrattiWinger |  Deportivo Riestra | 🇦🇷Argentina | 26 | 1 | 0 | 0 | 8.8 | 0 | 33 |
| J. IngramCentral midfielder |  Hartford Athletic | 🇺🇸USA | 27 | 1 | 0 | 0 | 2.6 | 0 | 21 |
| J. Inge BergetWinger |  Sarpsborg 08 FF | 🇳🇴Norway | 36 | 8 | 0 | 0 | 0.3 | 0▼100% | 7▼40.4% |
| J. InfanteCentre-back |  Atletico Tucuman | 🇦🇷Argentina | 30 | 4 | 0 | 0 | 2.8 | 5▼61.2% | 21▼12.6% |
| J. ImaseCentre-back |  Kataller Toyama | 🇯🇵Japan | 33 | 8 | 0 | 0 | 0.9 | 4 | 9 |
| J. IlićDefensive midfielder |  Radnicki 1923 | 🇧🇦Bosnia and Herzegovina | 26 | 13 | 0 | 1 | 6.9 | 11 | 30 |
| J. IkonéCentre-forward |  Paris FC | 🇫🇷France | 28 | 2 | 0 | 0 | 14.6 | 17±0% | 50±0% |
| J. IkomaCentre-back | Kitakyushu | 🇯🇵Japan | 27 | 4 | 0 | 0 | 2.3 | 0 | 26 |
| J. IkokoFull-back |  Dinamo Bucuresti | 🇨🇩Congo DR | 32 | 22 | 0 | 2 | 1 | 14 | 12 |
| J. IkegamiCentral midfielder |  Renofa Yamaguchi | 🇯🇵Japan | 31 | 2 | 0 | 0 | 0.4 | 0 | 13 |
| J. IkedaCentre-back |  Kagoshima United | 🇯🇵Japan | 30 | 2 | 0 | 0 | 0.9 | 3▲625%↩ | 25▼19.6%↩ |
| J. Ikanga A NgeleWinger |  RED Star FC 93 | 🇫🇷France | 24 | 7 | 2 | 1 | 21.8 | 29▲3.2% | 63▲0.5% |
| J. IdzesCentre-back |  Sassuolo | 🇳🇱Netherlands | 26 | 3 | 0 | 0 | 35 | 31±0% | 74±0% |
| J. IchimoriGoalkeeper |  Gamba Osaka | 🇯🇵Japan | 35 | 5 | 0 | 0 | 0.9 | 27±0% | 22±0% |
| J. IbarrolaCentre-forward | Lanus | 🇦🇷Argentina | 21 | 0 | 0 | 0 | 10.3 | 0 | 43 |
| J. IbáñezAttacking midfielder |  Almirante Brown | 🇦🇷Argentina | 30 | 7 | 1 | 0 | 1.5 | 4▼74%↩ | 21▼50.4%↩ |
| J. HuthGoalkeeper |  SC Freiburg | 🇩🇪Germany | 32 | 0 | 0 | 0 | 4.7 | 0▼100%↩ | 19▼61.2%↩ |
| J. HusebøCentre-back |  Start | 🇳🇴Norway | 27 | 10 | 0 | 0 | 5.3 | 12▼18.8%↩ | 29▼7%↩ |
| J. HusbandCentre-back |  Doncaster | 🏴England | 32 | 3 | 0 | 0 | 1.1 | 15±0% | 24▲31.8%↩ |
| J. HurtadoCentre-back |  RB Bragantino | 🇪🇨Ecuador | 24 | 17 | 1 | 0 | 30.3 | 27▲9.2% | 65±0% |
| J. HunteAttacking midfielder |  Jong Utrecht | 🏳️ | 17 | 4 | 1 | 0 | 10 | 4 | 49 |
| J. HungboWinger |  Swindon Town | 🏴England | 26 | 4 | 0 | 0 | 2.5 | 14±0% | 38±0% |
| J. Hummelvoll-NuñezCentre-forward | Fredrikstad | 🇳🇴Norway | 29 | 8 | 1 | 1 | 2.2 | 10▼69%↩ | 23▼10.9%↩ |
| J. HugonetCentre-back |  Hannover 96 | 🇫🇷France | 26 | 2 | 0 | 0 | 16.6 | 23±0% | 55▲6.4%↩ |
| J. HugillCentre-forward |  Kilmarnock | 🏴England | 22 | 7 | 1 | 0 | 9.6 | 25±0% | 45±0% |
| J. HromadaDefensive midfielder |  Rapid | 🇸🇰Slovakia | 30 | 25 | 1 | 0 | 1.3 | 13 | 16 |
| J. HoveCentre-forward |  AIK Stockholm | 🇳🇴Norway | 26 | 20 | 7 | 1 | 7.5 | 35▲21.8% | 36▲8.9% |
| J. HoughtonDefensive midfielder |  Stevenage | 🏴England | 30 | 6 | 0 | 0 | 2 | 19±0% | 25±0% |
| J. HornkampCentre-forward |  AZ Alkmaar | 🇳🇱Netherlands | 28 | 3 | 2 | 0 | 12.1 | 36±0% | 50▲10.4%↩ |
| J. HornCentral midfielder | Rapid Vienna | 🇩🇪Germany | 29 | 9 | 0 | 1 | 2.8 | 30▲867.7%↩ | 25▼14.3%↩ |
| J. HopkinsCentral midfielder |  DC United | 🇺🇸USA | 22 | 26 | 2 | 1 | 8.3 | 30▲104.1% | 45▲13.8% |
| J. HoogmaCentre-back |  Willem II | 🇳🇱Netherlands | 28 | 3 | 0 | 0 | 10 | 29±0% | 41±0% |
| J. HonohanCentre-back |  Lincoln | 🇮🇪Republic of Ireland | 25 | 1 | 0 | 0 | 23.2 | 0 | 50 |
| J. HommaCentre-back |  Matsumoto Yamaga | 🇯🇵Japan | 21 | 3 | 0 | 0 | 1.9 | 0 | 24 |
| J. HomawooCentre-back |  Standard Liege | 🇹🇬Togo | 28 | 30 | 0 | 1 | 13.7 | 34▼33.6%↩ | 40▲2.5%↩ |
| J. HolúbekCentre-back |  AS Trencin | 🇸🇰Slovakia | 35 | 17 | 0 | 0 | 0.3 | 6▼48.8%↩ | 6▼51.2%↩ |
| J. HolsgroveCentral midfielder |  Estoril | 🏴Scotland | 27 | 4 | 0 | 1 | 15.1 | 49±0% | 60▲8.9% |
| J. HolmesGoalkeeper |  Western Sydney Wanderers | 🇦🇺Australia | 29 | 2 | 0 | 0 | 0.2 | 0 | 9 |
| J. HollmanDefensive midfielder |  Sydney | 🇦🇺Australia | 25 | 3 | 0 | 0 | 0.9 | 0 | 26 |
| J. HofmannCentral midfielder |  Bayer Leverkusen | 🇩🇪Germany | 34 | 1 | 0 | 0 | 1.9 | 16±0% | 19±0% |
| J. HofmannCentral midfielder | Energie Cottbus | 🇩🇪Germany | 29 | 4 | 0 | 0 | 6.2 | 1▼87.3% | 21▼31.5% |
| J. HofmannAttacking midfielder |  Rot-Weiß Essen | 🇩🇪Germany | 24 | 27 | 2 | 3 | 8.2 | 13▲458.3%↩ | 42▲9.4%↩ |
