Joseph Washington ha enfrentado a 95 oponentes a lo largo de su carrera.

Player Team(s) Games
Ahmed Mubarak Abdelhamid
Egypt (Olympics)
1
Awadh Abdelnabi
Egypt (Olympics)
1
Shigeaki Abe
Japan (Olympics)
1
Ahmed Fuad Aboulkheir
Egypt (Olympics)
1
Ismail Mohammed Ali Selim
Egypt (Olympics)
1
Jose Miguel Alvarez Pozo
Cuba (Olympics)
1
Jiri Balastik
Czechoslovakia (Olympics)
2
Mike Bantom
USA (Olympics)
1
Billy Baum
Puerto Rico (Olympics)
1
Tom Bender
Australia (Olympics)
1
Jan Blazek
Czechoslovakia (Olympics)
2
Hector Blondet
Puerto Rico (Olympics)
1
Jan Bobrovsky
Czechoslovakia (Olympics)
2
Wayne Brabender
Spain (Olympics)
1
Kamil Brabenec
Czechoslovakia (Olympics)
2
Jim Brewer
USA (Olympics)
1
Earl Brown
Puerto Rico (Olympics)
1
Tommy Burleson
USA (Olympics)
1
Francisco Buscato
Spain (Olympics)
1
Peter Byrne
Australia (Olympics)
1
Carmelo Cabrera
Spain (Olympics)
1
Miguel Angel Calderon
Cuba (Olympics)
1
Ricardo Calzada
Puerto Rico (Olympics)
1
Rafael Canizares
Cuba (Olympics)
1
Pedro Chappe
Cuba (Olympics)
1
Miguel Angel Coll
Puerto Rico (Olympics)
1
Doug Collins
USA (Olympics)
1
Juan Antonio Corbalan
Spain (Olympics)
1
Perry Crossswhite
Australia (Olympics)
1
Teofilo Cruz
Puerto Rico (Olympics)
1
Raymond Dalmau
Puerto Rico (Olympics)
1
Kenny Davis
USA (Olympics)
1
Juan Carlos Domecq
Cuba (Olympics)
1
Zdenek Dousa
Czechoslovakia (Olympics)
2
Richard Duke
Australia (Olympics)
1
Ahmed Abdelhamid El Saharti
Egypt (Olympics)
1
Miguel Angel Estrada
Spain (Olympics)
1
James Forbes
USA (Olympics)
1
Joe Hatton
Puerto Rico (Olympics)
1
Nobuo Hattori
Japan (Olympics)
1
Tom Henderson
USA (Olympics)
1
Tomas Herrera
Cuba (Olympics)
1
Ruperto Nicolas Herrera Tabio
Cuba (Olympics)
1
Ismail Adel Ibrahim
Egypt (Olympics)
1
Jesus Iradier
Spain (Olympics)
1
Ken James
Australia (Olympics)
1
Bobby Jones
USA (Olympics)
1
Dwight Jones
USA (Olympics)
1
Kevin Joyce
USA (Olympics)
1
Mohammed Fathi Kamel
Egypt (Olympics)
1
Mohammed Kemal Kamel
Egypt (Olympics)
1
Brian Kerle
Australia (Olympics)
1
Mohammed Essam Khaled
Egypt (Olympics)
1
Toli Koltuniewicz
Australia (Olympics)
1
Jiri Konopasek
Czechoslovakia (Olympics)
2
Zdenek Kos
Czechoslovakia (Olympics)
2
Clifford Luyk
Spain (Olympics)
1
Enrique Margall
Spain (Olympics)
1
Glenn Marsland
Australia (Olympics)
1
Tom Mc Millan
USA (Olympics)
1
Satoshi Mori
Japan (Olympics)
1
Petr Novicky
Czechoslovakia (Olympics)
2
Hirofumi Numata
Japan (Olympics)
1
Mariano Ortiz
Puerto Rico (Olympics)
1
Eddie Palubinskas
Australia (Olympics)
1
Conrado Perez
Cuba (Olympics)
1
Jiri Pospisil
Czechoslovakia (Olympics)
2
Vicente Ramos
Spain (Olympics)
1
Ed Ratleff
USA (Olympics)
1
Neftali Rivera
Puerto Rico (Olympics)
1
Juan Roca
Cuba (Olympics)
1
Ruben Rodriguez
Puerto Rico (Olympics)
1
Rafael Rullan
Spain (Olympics)
1
Jiri Ruzicka
Czechoslovakia (Olympics)
2
Gonzalo Sagi-Vela
Spain (Olympics)
1
Kazufumi Sakai
Japan (Olympics)
1
Luis Santillana
Spain (Olympics)
1
Nobuo Shigusa
Japan (Olympics)
1
Kenji Soda
Japan (Olympics)
1
Atsushi Somatomo
Japan (Olympics)
1
Franklin Standard
Cuba (Olympics)
1
Katsuhiko Sugita
Japan (Olympics)
1
Mohammed Talaat
Egypt (Olympics)
1
El Sayed Tewfiq
Egypt (Olympics)
1
Jimmy Thordsen
Puerto Rico (Olympics)
1
Ray Tomlinson
Australia (Olympics)
1
Masatomo Traniguchi
Japan (Olympics)
1
Alejandro Urgelles
Cuba (Olympics)
1
Oscar Varona
Cuba (Olympics)
1
Ian Watson
Australia (Olympics)
1
Bill Wyatt
Australia (Olympics)
1
Kunihiko Yokoyama
Japan (Olympics)
1
Mineo Yoshikava
Japan (Olympics)
1
Jiri Zednicek
Czechoslovakia (Olympics)
2
Jiri Zidek
Czechoslovakia (Olympics)
2