| Event: | Men's 73 kg |
| Championship: | 2010 World Judo Championships |
| Location: | Tokyo, Japan |
| Gold: | Hiroyuki Akimoto |
| Gold Value: | 1 |
| Goldnoc: | JPN |
| Silver: | Dex Elmont |
| Silvernoc: | NED |
| Bronze: | Wang Ki-Chun |
| Bronzenoc: | KOR |
| Bronze2: | Yasuhiro Awano |
| Bronzenoc2: | JPN |
The Men's -73 kg competition at the 2010 World Judo Championships was held at 11 September at the Yoyogi National Gymnasium in Tokyo, Japan. 82 competitors contested for the medals, being split in 4 Pools where the winner advanced to the medal round.
Wang Ki-Chun 101 vs. 
Künter Rothberg 000
Krzysztof Wiłkomirski 100 vs. 
Edson Madeira 000
Kiyoshi Uematsu 001 vs. David Papaux 000
Nicholas Tritton 000 vs. 
Nicholas Delpopolo 110
Kristjan Jonsson 100 vs. Samuela Mateiyalona 000
Ali Maloumat 021 vs. 
Mirali Sharipov 000
Jean Bottieau 020 vs. Abner Waterhouse 000
Yasuhiro Awano 101 vs. 
Batradz Kaytmazov 000
Dmytro Sheretov 000 vs. 
Sandor Taraba 100
Emmanuel Nartey 110 vs. Khalifa Al Qubaisi 000 Bang Gui-Man 102 vs. 
Rinat Ibragimov 000 Volodymyr Soroka 100 vs. 
Daniel Williams 000
Jia Yitao 000 vs. 
Hussein Hafiz 100
Nikola Pejic 000 Dirk Van Tichelt 000 vs. Tomasz Adamiec 100
Sayed Hussaini 000 vs. 
Renat Mirzaliyev 100
Arslan Nurmuhammedov 000 vs. Michael Eldred 100 Navruz Jurakobilov 101