The following teams and players took part in the men's volleyball tournament at the 1984 Summer Olympics, in Los Angeles.
Argentina
The following volleyball players represented Argentina: Alcides Cuminetti Alejandro Diz Carlos Wagenpfeil Daniel Castellani Esteban Martínez Hugo Conte Jon Emili Uriarte Leonardo Wiernes Raúl Quiroga Waldo Kantor Daniel Colla José De Palma
Brazil
The following volleyball players represented Brazil: Bernardinho Xandó Badalhoca Montanaro Rui Renan William (c) Amauri Marcus Vinícius Domingos Maracanã Bernard Fernandão
Canada
The following volleyball players represented Canada: Alex Ketrzynski Allan Coulter Dave Jones Don Saxton Garth Pischke Glenn Hoag John Barrett Paul Gratton Randy Wagner Rick Bacon Terry Danyluk Tom Jones
China
The following volleyball players represented China: Cao Ping Liu Changcheng Shen Keqin Song Jinwei Xiao Qingsong Yang Liqun Yan Jianming Yu Juemin Ju Jixin Zhang Yousheng Zhao Feng Zuo Yue
Egypt
The following volleyball players represented Egypt: Mohamed Abdel Hamed Khaled Abdel Rahman Mahmoud Abou Elelaa Gaber Mooti Abou Zeid Essam Meawad Ahmed Abdel Aziz El-Askalani Ahmed El-Shamouty Shaban Khalifa Abdel Hamid El-Wassimy Ehab Mohamed Hisham Radwan Essam Ramadan
Italy
The following volleyball players represented Italy: Marco Negri Pier Paolo Lucchetta Giancarlo Dametto Franco Bertoli Francesco Dall'Olio Piero Rebaudengo Giovanni Errichiello Guido De Luigi Fabio Vullo Giovanni Lanfranco Paolo Vecchi Andrea Lucchetta
Japan
The following volleyball players represented Japan: Akihiro Iwashima Eizaburo Mitsuhashi Hiroaki Okuno Kazuya Mitake Kimio Sugimoto Koshi Sobu Minoru Iwata Shuji Yamada Shunichi Kawai Yasushi Furukawa Mikiyasu Tanaka Eiji Shimomura
South Korea
The following volleyball players represented South Korea: Jang Yun-chang Jeong Ui-tak Gang Du-tae Gang Man-su Kim Ho-cheol Lee Beom-ju Lee Jong-kyung Lee Yong-seon Mun Yong-gwan No Jin-su Yang Jin-ung Yu Jung-tak
Tunisia
The following volleyball players represented Tunisia: Abdel Aziz Ben Abdallah Adel Khechini Chebbi Mbarek Faycal Laridhi Msaddak Lahmar Mohamed Sarsar Mounir Barek Rashid Bousarsar Razi Mhiri Slim Mehrizi Walid Boulahya Yassine Mezlini
United States
The following volleyball players represented the United States: Dusty Dvorak Dave Saunders Steve Salmons Paul Sunderland Rich Duwelius Steve Timmons Craig Buck Marc Waldie Chris Marlowe (c) Aldis Berzins Pat Powers Karch Kiraly