| Event: | Men's Greco-Roman 120 kg |
| Championship: | 2013 World Championships |
| Dates: | 22 September 2013 |
| Venue: | László Papp Budapest Sports Arena |
| Competitors: | 27 |
| Nations: | 27 |
| Gold: | Heiki Nabi |
| Gold Nation: | EST |
| Silver: | Rıza Kayaalp |
| Silver Nation: | TUR |
| Bronze: | Nurmakhan Tinaliyev |
| Bronze Nation: | KAZ |
| Bronze2: | Johan Eurén |
| Bronze2 Nation: | SWE |
| Prev: | 2011 |
| Next: | 2014 |
See main article: 2013 World Wrestling Championships.
The men's Greco-Roman 120 kilograms is a competition featured at the 2013 World Wrestling Championships, and was held at the László Papp Budapest Sports Arena in Budapest, Hungary on 22 September 2013.
This Greco-Roman wrestling competition consists of a single-elimination tournament, with a repechage used to determine the winner of two bronze medals.