Top 10 Most Popular Contributors to 4Chan

1. Anonymous
2. Anonymous
3. Anonymous
4. Anonymous
5. Anonymous
6. Anonymous
7. Anonymous
8. Anonymous
9. Anonymous
10. Anonymous

Plus an honorable mention: Anonymous

Image from Wikimedia Commons:
 https://commons.wikimedia.org/wiki/Category:4chan#/media/File:Paper_bag_mask_with_4chan_smiley_at_Anon_raid.jpg