JY Joshua Yaro St. Louis City Soccer Club | Bek | Ghana | St. Louis City Soccer Club | |
JL Jovan Lukić Philadelphia Union | Gelandang | Serbia | Philadelphia Union | |
JM JT Marcinkowski Los Angeles Galaxy | Kiper | Amerika Serikat | Los Angeles Galaxy | |
JB Juan Berrocal Atlanta United Football Club | Bek | Spanyol | Atlanta United Football Club | |
JA Juan Jose Arias Real Salt Lake | Bek | Kolombia | Real Salt Lake | |
JS Juan Manuel Sanabria Real Salt Lake | Bek | Uruguay | Real Salt Lake | |
JM Juan Mina Red Bull New York | Bek | Kolombia | Red Bull New York | |
JM Juan Mosquera Portland Timbers | Bek | Kolombia | Portland Timbers | |
JT Jude Terry Los Angeles Football Club | Gelandang | Amerika Serikat | Los Angeles Football Club | |
JV Jules-Anthony Vilsaint Toronto FC | Penyerang | Kanada | Toronto FC | |
JA Julián Aude Los Angeles Galaxy | Bek | Argentina | Los Angeles Galaxy | |
JB Julián Bazán Red Bull New York | Bek | Kolombia | Red Bull New York | |
JG Julian Gressel Minnesota United FC | Gelandang | Amerika Serikat | Minnesota United FC | |
JH Julian Hall Red Bull New York | Penyerang | Amerika Serikat | Red Bull New York | |
JG Justen Glad Real Salt Lake | Bek | Amerika Serikat | Real Salt Lake | |
JC Justin Che Red Bull New York | Bek | Amerika Serikat | Red Bull New York | |
JE Justin Ellis Orlando City Soccer Club | Penyerang | Amerika Serikat | Orlando City Soccer Club | |
JH Justin Haak Los Angeles Galaxy | Bek | Amerika Serikat | Los Angeles Galaxy | |
JR Justin Reynolds Sporting Kansas City | Bek | Amerika Serikat | Sporting Kansas City | |
KS Kaedren Spivey San Jose Earthquakes | Gelandang | Amerika Serikat | San Jose Earthquakes | |
KT Kai Trewin New York City Football Club | Gelandang | Australia | New York City Football Club | |
K Kaick FC Dallas | Gelandang | Brasil | FC Dallas | |
KMKaiden Moore Philadelphia Union | Bek | Amerika Serikat | Philadelphia Union | |
KS Kaka Scabin FC Dallas | Bek | Amerika Serikat | FC Dallas | |
KK Kalani Kossa-Rienzi Seattle Sounders FC | Bek | Amerika Serikat | Seattle Sounders FC | |
KM Kamal Miller Portland Timbers | Bek | Kanada | Portland Timbers | |
KA Kamran Acito New York City Football Club | Bek | Amerika Serikat | New York City Football Club | |
KR Kayne Rizvanovich Minnesota United FC | Kiper | Amerika Serikat | Minnesota United FC | |
KP Keaton Parks New York City Football Club | Gelandang | Amerika Serikat | New York City Football Club | |
KK Kee-hee Kim Seattle Sounders FC | Bek | Korea Selatan | Seattle Sounders FC | |
KR Keegan Rosenberry Colorado Rapids | Bek | Amerika Serikat | Colorado Rapids | |
KK Keisuke Kurokawa D.C. United | Bek | Jepang | D.C. United | |
KY Kelvin Yeboah Minnesota United FC | Penyerang | Italia | Minnesota United FC | |
KC Kenji Cabrera Vancouver Whitecaps FC | Penyerang | Peru | Vancouver Whitecaps FC | |
KD Kenji Mboma Dem Football Club Cincinnati | Penyerang | Prancis | Football Club Cincinnati | |
KN Kenny Nielsen Los Angeles Football Club | Bek | Amerika Serikat | Los Angeles Football Club | |
KM Kenyel Michel Minnesota United FC | Penyerang | Kosta Rika | Minnesota United FC | |
KV Kerwin Vargas Charlotte Football Club | Penyerang | Kolombia | Charlotte Football Club | |
KD Kévin Denkey Football Club Cincinnati | Penyerang | Togo | Football Club Cincinnati | |
KK Kevin Kelsy Portland Timbers | Penyerang | Venezuela | Portland Timbers | |
KO Kevin O'Toole New York City Football Club | Bek | Irlandia | New York City Football Club | |
KJ Kevin Pierre Jr. New York City Football Club | Gelandang | Amerika Serikat | New York City Football Club | |
KC Kieran Chandler Minnesota United FC | Bek | Amerika Serikat | Minnesota United FC | |
KS Kieran Sargeant San Diego Football Club | Bek | Amerika Serikat | San Diego Football Club | |
KS Kimani Stewart-Baynes Colorado Rapids | Penyerang | Kanada | Colorado Rapids | |
KF Kobe Franklin Toronto FC | Bek | Kanada | Toronto FC | |
KH Kobi Henry Real Salt Lake | Bek | Trinidad and Tobago | Real Salt Lake | |
KT Kosi Thompson Colorado Rapids | Bek | Kanada | Colorado Rapids | |
KF Kristian Fletcher Football Club Cincinnati | Penyerang | Amerika Serikat | Football Club Cincinnati | |
KK Kristijan Kahlina Charlotte Football Club | Kiper | Kroasia | Charlotte Football Club | |
KV Kristoffer Velde Portland Timbers | Penyerang | Norwegia | Portland Timbers | |
KA Kwaku Agyabeng Sporting Kansas City | Gelandang | Ghana | Sporting Kansas City | |
KR Kye Rowles D.C. United | Bek | Australia | D.C. United | |
KD Kyle Duncan Minnesota United FC | Bek | Jamaika | Minnesota United FC | |
KH Kyle Hiebert St. Louis City Soccer Club | Bek | Kanada | St. Louis City Soccer Club | |
KS Kyle Smith Football Club Cincinnati | Bek | Amerika Serikat | Football Club Cincinnati | |
LA Lalas Abubakar FC Dallas | Bek | Ghana | FC Dallas | |
LJ Lasse Berg Johnsen Sporting Kansas City | Gelandang | Norwegia | Sporting Kansas City | |
LE Lawrence Ennali Houston Dynamo | Penyerang | Jerman | Houston Dynamo | |
LS Lazar Stefanović Toronto FC | Bek | Kanada | Toronto FC | |