| Kaknäs | |
| Other Name: | Gravfält |
| Settlement Type: | former Village |
| Subdivision Type: | Country |
| Subdivision Name: |  Sweden |
| Subdivision Type1: | Historical region |
| Subdivision Name1: | Uppland |
| Subdivision Type2: | County |
| Subdivision Name2: | Stockholm |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Stockholm Municipality |
Kaknäs is a former village in Medieval times located in Stockholm, Sweden, as part of the Ladugårdsgärdet area. It is the site of several archeological finds and has given its name to Kaknästornet.
During the 1912 Summer Olympics, it hosted several shooting events. The shooting part of the modern pentathlon competition also took place here.