9. TheDiamondMinecart // DanTDM
Number of Subscribers: 12,611,491
When it comes to viewership alone, Daniel Middleton or Dan TDM that ranks 9th in our list of most successful gaming YouTubers in the world is one of the most popular YouTubers in the world. His channel started in 2012 and focuses primarily on Minecraft, but he does other videos about other video games like Roblox.