How to counter Neeko
Let us take a look on how to beat Neeko. We will look at champions who are strong against Neeko and who are weak against Neeko. Use win rate, gold difference and creep score difference at minute 10 to find the best 
Mid champion who counters Neeko. You can already win in champion select with the right counters for Neeko. If you want to know how to counter Neeko then you need to take into account the best picks vs Neeko and the worst picks vs Neeko. This Neeko 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 Neeko or whether they played as Neeko.
Champions used by Pros to counter pick Neeko
Looking at the matches from Pros (see table Pros counter picked Neeko) we can see that they picked 
Orianna most often to counter pick Neeko. The matchup Orianna vs Neeko occured 47 times. Neeko has 23 wins and 24 losses in this matchup. Learn how to counter pick Orianna to get another perspective on the data.
Lane outcome for Neeko
When looking at Neeko 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 Neeko. The lane outcome of Neeko consists of three outcomes: Win, Loss or Draw. Let's take a look of Neeko 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 Neeko.
Conclusion
Analyze the available data and learn how to beat Neeko. To master Neeko take also a look on Neeko builds and runes for Neeko. Good luck, Summoner!