Gwen

Ambiguous tag.

For the Ben 10 character, use Gwen Tennyson.

For the Guild Wars 1 character, use Gwen (Guild Wars).

For the Phantasy Star character, use Laia (Phantasy Star).

For the Odin Sphere character, use Gwendolyn (Odin Sphere).

For the League Of Legends character, use Gwen (League)