United Kingdom • Sport climber - 9b+
- red pointed
- 8b+
- flashed
- 96
- successful ascents
- 1,379m
- 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 | 51 | 9b+ | ★★ King Capella about a year ago | |||
| Flash | 15 | 8b+ | ★★★ El Món de Sofía 5 years ago | |||
| Onsight | 14 | 8a+ | ★★★ Braguetasso 2 years ago | |||
| Send | 13 | 8C | Bulbasaur 9 weeks ago | |||
| 8C | Drift | |||||
| 8C | Ghost Rider | |||||
| Flash | 2 | 8B+ | Charizard | |||
| By area | Diff. band | Ascents | Hardest ascent | |||
| Siurana | 25 | 9b+ | ★★ King Capella about a year ago | |||
| Malham Cove | 20 | 9a | Rainshadow 6 years ago | |||
| Margalef | 13 | 9a+ | ★★★ La Ley Indignata about a year ago | |||
| 9a+ | First Ley about a year ago | |||||
| Céüse | 11 | 8b+ | ★★★ Slow food 8 years ago | |||
| Moravský kras | 7 | 8C | Drift | |||
| 8C | Ghost Rider | |||||
| 8C | Pata ledovce | |||||
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