Pol is an alienage elf that recently arrived at the Dalish camp in the Dalish Elf Origin. He is being training in archery by Junar.
Background
He had fled from Denerim after being arrested for theft. He joined a Dalish clan after learning about them from a nearby village. He can provide the Dalish Elf Warden with insight on city elves and how they view the Dalish.
He is also in Dragon Age 2, and can be seen walking around the Dalish Camp in Sundermount.
In the quest "Mirror_Image" Pol will run away in fear when he sees Merrill, and ends up being killed by the Varterral.
Pol is also invovled in the quest Mirror Image, in which Hawke is sent to kill a varterral. You meet him just outside of the varterral's lair, but Pol sees Merrill and runs away from her, seemingly more afraid of her than the varterral and dies by the varterral's hand.