How to counter Elise
Let us take a look on how to beat Elise. We will look at champions who are strong against Elise and who are weak against Elise. Use win rate, gold difference and creep score difference at minute 10 to find the best 
Jungle champion who counters Elise. You can already win in champion select with the right counters for Elise. If you want to know how to counter Elise then you need to take into account the best picks vs Elise and the worst picks vs Elise. This Elise counter data is based on matches played by Pros on patch 13.24 and previous ones. It is important to see whether Pros counter picked Elise or whether they played as Elise.
Champions used by Pros to counter pick Elise
Looking at the matches from Pros (see table Pros counter picked Elise) we can see that they picked 
Lee Sin most often to counter pick Elise. The matchup Lee Sin vs Elise occured 36 times. Elise has 15 wins and 21 losses in this matchup. Learn how to counter pick Lee Sin to get another perspective on the data.
Lane outcome for Elise
When looking at Elise 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 Elise. The lane outcome of Elise consists of three outcomes: Win, Loss or Draw. Let's take a look of Elise 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 Elise.
Conclusion
Analyze the available data and learn how to beat Elise. To master Elise take also a look on Elise builds and runes for Elise. Good luck, Summoner!