He is known as a 'Sage' - distinguished for wisdom and experience
archetypical
The Wise Old Man can be found in Draynor Village, which is west of Lumbridge.
They had no particulat title that I'm aware of. An old man was a senex. If he were a sensible old man he would be senex sapiens, a wise or prudent old man, he was senex prudens, if he were an experienced old man he would be senex peritus. Out of the three connotations, senex prudens would be the most fitting term for a wise old man.
A sage .
A very wise man is often referred to as a sage or a guru.
After completing the knights sword quest the wise old man will offer to buy blurite ore for 4gp each.
2013+55 or there abouts.
archetypal
Phineas.
archetypal characters
her favourite song was old wise man
Phineus.