ReactJS Athens Meetup (#3333)

Author: KostasApi

content/community/meetups.md

@@ -75,6 +75,7 @@ Do you have a local React.js meetup? Add it here! (Please keep the list alphabet
 * [React Berlin](https://www.meetup.com/React-Open-Source/)
 
 ## Greece {#greece}
+* [Athens](https://www.meetup.com/React-To-React-Athens-MeetUp/)
 * [Thessaloniki](https://www.meetup.com/Thessaloniki-ReactJS-Meetup/)
 
 ## Hungary {#hungary}