| Event: | Fencing |
| Games: | 1990 Asian Games |
| Venue: | Muxiyuan Gymnasium |
| Dates: | 24 September – 4 October |
| Prev: | 1986 |
| Next: | 1994 |
Fencing at the 1990 Asian Games was held in Beijing, China from September 24 to October 4, 1990.
| Individual épée | ||||
| Team épée | Chang Tae-suk Cho Hee-jae Lee Sang-ki Yang Dal-sik Yun Nam-jin | Du Zhencheng Ma Zhi Wang Qun Xu Xuening Yang Wenyong | Masatoshi Mino Kosei Murakami Tetsuhisa Murakami Hitoshi Nishigaki Masahiro Sato | |
| Individual foil | ||||
| Team foil | Lao Shaopei Wang Lihong Ye Chong Yin Guimin Zhang Zhicheng | Hong Young-seung Hwang Joon-suk Kim Seung-pyo Kim Yong-kook Lee Ho-sung | Lee Chung Man Lo Moon Tong Tang Kwong Hau Wong Tsan Wu Xing Yao | |
| Individual sabre | ||||
| Team sabre | Jia Guihua Jiang Yefei Wang Zhiming Yang Zhen Zheng Zhaokang | Kim Sang-wook Lee Hyo-kun Lee Hyun-soo Lee Wook-jae You Sang-joo | Koji Emura Yoshihiko Kanatsu Osamu Nakamura Mineo Noro Satoshi Sawada |
| Individual épée | ||||
| Team épée | Liang Qin Wen Dong Yan Jing Zhai Xiumin Zhou Ping | Jeon Soon-mi Jeong Myung-soo Kim Myung-ja Lee Soon-ie Park Soo-mi | valign=top | Silvia Koeswandi Rini Poniman Sri Ayanti Satimin Sumiani |
| Individual foil | ||||
| Team foil | E Jie Liang Jun Sun Hongyun Wang Huifeng Xiao Aihua | Jeong Che-gu Kim Jin-soon Lee Jeon-hee Shin Seong-ja Tak Jung-im | Ayako Kato Nona Kiritani Mieko Miyahara Rika Monogaki Yuko Takayanagi |