| Alejandro Moreno | forward | Venezuela | July 8, 1979 |
| Alex Pineda Chacón | midfielder | Honduras | December 19, 1969 |
| Anass Zaroury | forward, wing half | Morocco, Belgium | November 7, 2000 |
| Andrew Tarbell | goalkeeper | United States | October 7, 1993 |
| André Gomes | midfielder | Portugal | July 30, 1993 |
| Andy Williams | midfielder | Canada, Jamaica | September 23, 1977 |
| Ante Razov | forward | United States | March 2, 1974 |
| Brad Evans | midfielder, defender | United States | April 20, 1985 |
| Brad Friedel | goalkeeper | United States | May 18, 1971 |
| Bradley Wright-Phillips | forward | United Kingdom | March 12, 1985 |
| Brais Méndez | midfielder | Spain | January 7, 1997 |
| Brian Carroll | midfielder | United States | July 20, 1981 |
| Brian Maisonneuve | midfielder | United States | June 28, 1973 |
| Carlos Mendes | defender | United States | December 25, 1980 |
| Cedric Mabwati | wing half | Democratic Republic of the Congo | March 8, 1992 |
| Chad Marshall | defender | United States | August 22, 1984 |
| Chris Birchall | midfielder | United Kingdom, Trinidad and Tobago | May 5, 1984 |
| Conor Casey | forward | United States | July 25, 1981 |
| Cornell Glen | forward | Trinidad and Tobago | October 21, 1980 |
| Cristian Martínez | midfielder | Panama | February 6, 1997 |
| Danny Szetela | midfielder | United States | June 17, 1987 |
| David Guzmán | midfielder | Costa Rica | February 18, 1990 |
| Derrick Etienne Jr. | midfielder, forward | United States, Haiti | November 25, 1996 |
| Diego Rossi | winger | Italy, Uruguay | March 5, 1998 |
| Doctor Khumalo | midfielder | South Africa | June 26, 1967 |
| Dominic Oduro | forward | Ghana | August 13, 1985 |
| Duncan Oughton | defender | New Zealand | June 14, 1977 |
| Dániel Gazdag | midfielder | Hungary | March 2, 1996 |
| Eddie Gaven | midfielder, goalkeeper | United States | October 25, 1986 |
| Emanuel Pogatetz | defender | Austria | January 16, 1983 |
| Emil Larsen | midfielder | Kingdom of Denmark | June 22, 1991 |
| Emmanuel Ekpo | midfielder | Nigeria | December 20, 1987 |
| Eric Bailly | centre-back | Ivory Coast | April 12, 1994 |
| Ethan Finlay | midfielder | United States | August 6, 1990 |
| Ezra Hendrickson | defender | Saint Vincent and the Grenadines | January 16, 1972 |
| Fanendo Adi | forward | Nigeria | October 10, 1990 |
| Frankie Hejduk | full-back | United States | August 5, 1974 |
| Giancarlo González | centre-back | Costa Rica | February 8, 1988 |
| Gláuber | defender | Brazil | August 5, 1983 |
| Guillermo Barros Schelotto | wing half | Argentina | May 4, 1973 |
| Harrison Afful | full-back | Ghana | June 24, 1986 |
| Jacen Russell-Rowe | forward | Canada | September 13, 2002 |
| Jack McInerney | forward | United States | August 5, 1992 |
| Joe Bendik | goalkeeper | United States | April 25, 1989 |
| John Wilmar Pérez | midfielder | Colombia | February 21, 1970 |
| Jon Busch | goalkeeper | United States | August 18, 1976 |
| José Artur de Lima Junior | midfielder | Brazil | March 11, 1996 |
| Jukka Raitala | midfielder, full-back | Finland | September 15, 1988 |
| Justin Meram | forward | United States, Iraq | December 4, 1988 |
| Kei Kamara | forward | Sierra Leone, United States | September 1, 1984 |
| Kyle Martino | midfielder | United States | February 19, 1981 |
| Liam Fraser | midfielder | Canada | February 13, 1998 |
| Lucas Zelarayán | central midfielder | Armenia, Argentina | June 20, 1992 |
| Luis Díaz | midfielder | Costa Rica | December 6, 1998 |
| Marc Burch | defender | United States | May 7, 1984 |
| Marcos González | defender | Brazil, Chile | June 9, 1980 |
| Mark Watson | defender | Canada | September 8, 1970 |
| Max Arfsten | forward | United States | April 19, 2001 |
| Michael Parkhurst | full-back | Ireland, United States | January 24, 1984 |
| Mike Lapper | defender | United States | August 28, 1970 |