

This will vary because unlike other stat sites we include 100% of a brackets champions played and never include champions that don't belong in the bracket.
Grandmaster+ Champions Analysed: 267,304
We include 100% of the champions played of every selected tier bracket in our analysis, we never include champions from outside the tier quoted tier.


Gwen Counters
Gwen top vs top Counters
Presently there is insufficent games played by Gwen top on Patch 15.16 to determine the strongest top counters. A matchup requires a minimum of 100 games to be displayed.


Jax
Grandmaster at Arms
Gwen wins against Jax 49.59% of the time which is 5.19% higher against Jax than the average opponent.
After normalising both champions win rates Gwen wins against Jax 2.06% less often than would be expected.
The average opponent winrate against Jax is 44.40%.


Sion
The Undead Juggernaut
Gwen wins against Sion 50.93% of the time which is 4.97% higher against Sion than the average opponent.
After normalising both champions win rates Gwen wins against Sion 2.30% less often than would be expected.
The average opponent winrate against Sion is 45.96%.


Ambessa
Matriarch of War
Gwen wins against Ambessa 55.43% of the time which is 7.87% higher against Ambessa than the average opponent.
After normalising both champions win rates Gwen wins against Ambessa 0.60% more often than would be expected.
The average opponent winrate against Ambessa is 47.56%.