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Colin Duffy
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Quick Info
˅
From:
USA 🇺🇸
Date of birth:
10th Dec 2003
Age:
22 years old
Gender:
Male
Height:
170 cm
Hardest Boulder (Worked):
8C+
Hardest Sport (Worked):
9a
Contributors
remus
92 contributions since 19th December 2022.
Jari Gerritsen
10 contributions since 3rd October 2025.
nick_dt
6 contributions since 26th November 2024.
Quick Info
From:
USA 🇺🇸
Date of birth:
10th Dec 2003
Age:
22 years old
Gender:
Male
Height:
170 cm
Hardest Boulder (Worked):
8C+
Hardest Sport (Worked):
9a
Contributors
remus
92 contributions since 19th December 2022.
Jari Gerritsen
10 contributions since 3rd October 2025.
nick_dt
6 contributions since 26th November 2024.
Lists
Strong American Boulderers - #28
Strongest Male Boulderers - #64
Podcasts
CIA - Climbing Intelligence Agency, April 2022
The Nugget, July 2024
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Ascents
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