1) Climber 2) Rock climber 
• (n.) One accustomed to climb rocks or crags; esp., one who makes a business of climbing the cliffs overhanging the sea to get the eggs of sea birds or the birds themselves.
Crags'man (krăgz'm a n) noun ; plural Cragsmen (- m e n). One accustomed to climb rocks or crags; esp., one who makes a business of climbing the cliffs overhanging the sea to get the eggs of sea birds or the birds themselves. 
a person accustomed to or skilled in climbing crags.