| Year: | 2017 |
| Type: | 470 World Championships |
| Edition: | 47th |
| Venue: | Thessaloniki, Greece |
| Dates: | 7–15 July 2017 |
| Titles: | 2 |
| Competitors: | 264 |
| Nations: | 32 |
| Prev: | 2016 |
| Next: | 2018 |
The 470 World Championships were held in Thessaloniki, Greece 7–15 July 2017.[1] It was organised by the Nautical Club of Thessaloniki.[2]
In the men's event, Mathew Belcher and Will Ryan of Australia won ahead of Anton Dahlberg and Fredrik Bergström of Sweden through a decisive win in the medal race.[3] [4] David Bargehr and Lukas Mähr of Austria took the bronze.[3] [4] Belcher recorded his seventh World championship title and Ryan his fourth.[5]
In the women's event, Agnieszka Skrzypulec and Irmina Gliszczyńska of Poland won the gold.[4] Hannah Mills and Eilidh McIntyre of Great Britain took the silver medals and Tina Mrak and Veronika Macarol of Slovenia took the bronze.[6]