United Kingdom • Sport climber - 9b+
- red pointed
- 8b+
- flashed
- 167
- successful ascents
- 1,542m
- distance climbed
About William Bosi
William Bosi is a professional sport climber from Great Britain. Born in 1998 in 2020 he became the second British to ever climb a route graded 9b. He is also competing in the IFSC World Cup.
Website/blog
Notable ascents
| By style | By type | Diff. band | Ascents | Hardest ascent | ||
|---|---|---|---|---|---|---|
| Red point | 60 | 9b+ | ★★ King Capella 3 years ago | |||
| Flash | 15 | 8b+ | ★★★ El Món de Sofía 7 years ago | |||
| Onsight | 15 | 8b | Cronica 7 years ago | |||
| Send | 62 | 9A | Return of the Sleepwalker | |||
| 9A | Burden of Dreams about a year ago | |||||
| 9A | ★★★ Alphane about two years ago | |||||
| Flash | 14 | 8B+ | ★★★ The Dagger about a year ago | |||
| 8B+ | Charizard 2 years ago | |||||
| By area | Diff. band | Ascents | Hardest ascent | |||
| Siurana | 28 | 9b+ | ★★ King Capella 3 years ago | |||
| Peak District Limestone | 26 | 8C+ | Honey Badger about two years ago | |||
| Malham Cove | 21 | 9a | Rainshadow 8 years ago | |||
| Margalef | 13 | 9a+ | ★★★ La ley indignata 3 years ago | |||
| 9a+ | First ley 3 years ago | |||||
| Céüse | 11 | 8b+ | ★★★ Slow food 10 years ago | |||
Climber Performance Rating (CPR) Timelines
For help understanding the CPR timeline chart see the CPR timeline explained article.Sport timeline (ascents)
Boulder timeline (ascents)
Climbs with
Have you climbed with William Bosi? Don't forget to mention @williambosi when logging your ascents