Eduardo Decena ha enfrentado a 80 oponentes a lo largo de su carrera.

Player Team(s) Games
Guillermo Ahrens
Peru (Olympics)
1
Carlos Alegre
Peru (Olympics)
1
Salman Ali
Iraq (Olympics)
1
Kannan Awni
Iraq (Olympics)
1
Won.Suk Bang
South Korea (Olympics)
1
Georges Beart
Belgium (Olympics)
2
Auguste Bernaer
Belgium (Olympics)
2
Ahn Byung Suk
South Korea (Olympics)
1
Raul Calvo
Argentina (Olympics)
1
Oscar Cataneo
Argentina (Olympics)
1
Chin Ri Chang
South Korea (Olympics)
1
Zhongqiang Chia
China (Olympics)
1
Wenhua Chuo
China (Olympics)
1
Denk Joon Chyo
South Korea (Olympics)
1
Leopoldo Contarsio
Argentina (Olympics)
1
Henri Coosemans
Belgium (Olympics)
2
Eduardo Cordero
Chile (M) (Olympics)
1
Francis De Panw
Belgium (Olympics)
2
David De Scalzo
Peru (Olympics)
1
Virgilio Drago Burga
Peru (Olympics)
1
Saleh Faras
Iraq (Olympics)
1
Alberto Fernandez
Peru (Olympics)
1
Arturo Ferreyos
Peru (Olympics)
1
Eduardo Fiestas
Peru (Olympics)
1
Exequiel Figueroa
Chile (M) (Olympics)
1
Oscar Furlong
Argentina (Olympics)
1
Juan Gallo
Chile (M) (Olympics)
1
Ricardo Gonzales
Argentina (Olympics)
1
Manuel Guerrero
Argentina (Olympics)
1
Ahmed Hamid
Iraq (Olympics)
1
Roberto Hammer
Chile (M) (Olympics)
1
George Hanna
Iraq (Olympics)
1
Henri Hermans
Belgium (Olympics)
2
A. Hollanders
Belgium (Olympics)
2
Henri Hollanders
Belgium (Olympics)
2
Hashim Jalil
Iraq (Olympics)
1
Irfan Kadir
Iraq (Olympics)
1
Bong Hyun Kang
South Korea (Olympics)
1
Eduardo Kapsten
Chile (M) (Olympics)
1
Emile Kets
Belgium (Olympics)
2
Wadou Khalil
Iraq (Olympics)
1
Shin Chung Kim
South Korea (Olympics)
1
Tianxi Kya
China (Olympics)
1
Leon Lampo
Belgium (Olympics)
2
X. Lea
China (Olympics)
1
Manuel Ledesma
Chile (M) (Olympics)
1
Sang Hoon Lee
South Korea (Olympics)
1
Choon Yung Lee
South Korea (Olympics)
1
Zhengzhong Lee
China (Olympics)
1
Rafael Lledo
Argentina (Olympics)
1
Victor Mahana
Chile (M) (Olympics)
1
Salman Mahdi
Iraq (Olympics)
1
Enrique Marmentini
Chile (M) (Olympics)
1
Leon Martinetti
Argentina (Olympics)
1
Ruben Menini
Argentina (Olympics)
1
Julien Meuris
Belgium (Olympics)
2
Andres Mitrovic
Chile (M) (Olympics)
1
Jorge Nure
Argentina (Olympics)
1
Soo Chul Oh
South Korea (Olympics)
1
Songyuan Pao
China (Olympics)
1
Eduardo Parra
Chile (M) (Olympics)
1
Gustavo Poppe
Belgium (Olympics)
2
Hernan Raffo
Chile (M) (Olympics)
1
Arturo Ruffa
Argentina (Olympics)
1
Rodolfo Salas
Peru (Olympics)
1
Marcos Sanchez
Chile (M) (Olympics)
1
Luis Sanchez
Peru (Olympics)
1
Rodolfo Soracco
Peru (Olympics)
1
Rene Steurbant
Belgium (Olympics)
2
Juan Carlos Uder
Argentina (Olympics)
1
Luis Van De Goor
Belgium (Olympics)
2
Bruno Varani
Argentina (Olympics)
1
Tomas Vio
Argentina (Olympics)
1
Juan Vizcarra
Peru (Olympics)
1
Armand Wambek
Belgium (Olympics)
2
Shiqiao Wee
China (Olympics)
1
Cangzhang Woo
China (Olympics)
1
Jin Yee
China (Olympics)
1
Emile Yonan
Iraq (Olympics)
1
Rizhang Yu
China (Olympics)
1