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Men's Speed · MEX
Mexico
Guillermo Sierra Mendoza
Mexico8.75Fastest run we hold
Guillermo Sierra Mendoza of Mexico has one senior international speed result on record with us, from 2026, a fastest run of 8.75.
8.75Fastest run we hold
1senior international result
50thbest finish
2026seasons
Season by season
Every result we hold.
2026
| Event | Level | Round | Place | Best run |
|---|---|---|---|---|
| World Climbing Series Santiago 2026 · Santiago, Chile | World Cup / World Championship | Qualification | 50th | 8.75 |
Senior international results from 2021 onward, compiled from the official World Climbing results archive. Place is the finishing position in the deepest round reached. Best run is the fastest clean ascent recorded at that event, elimination heats included. Youth results and domestic national competition are held in the roster data but are not listed here.