How to counter Ashe
Let us take a look on how to beat Ashe. We will look at champions who are strong against Ashe and who are weak against Ashe. Use win rate, gold difference and creep score difference at minute 10 to find the best 
Adc champion who counters Ashe. You can already win in champion select with the right counters for Ashe. If you want to know how to counter Ashe then you need to take into account the best picks vs Ashe and the worst picks vs Ashe. This Ashe counter data is based on matches played by Pros on patch 15.14 and previous ones. It is important to see whether Pros counter picked Ashe or whether they played as Ashe.
Champions used by Pros to counter pick Ashe
Looking at the matches from Pros (see table Pros counter picked Ashe) we can see that they picked 
Lucian most often to counter pick Ashe. The matchup Lucian vs Ashe occured 30 times. Ashe has 18 wins and 12 losses in this matchup. Learn how to counter pick Lucian to get another perspective on the data.
Lane outcome for Ashe
When looking at Ashe counters you will notice that win rates alone are not conclusional. Therefore we provide an overview (see table Lane Outcome) where you can see the lane outcome of Pros who played Ashe. The lane outcome of Ashe consists of three outcomes: Win, Loss or Draw. Let's take a look of Ashe lane and match outcome for specific matchups. Considering the lane outcome and the match outcome of a specific matchup, might enable you to find the right counter for Ashe.
Conclusion
Analyze the available data and learn how to beat Ashe. To master Ashe take also a look on Ashe builds and runes for Ashe. Good luck, Summoner!