Daniel Robert Middleton (born November 8, 1991), better known online as DanTDM (formerly TheDiamondMinecart), is a British YouTuber and gamer known for his video game commentaries. His online video channels have covered many video games including Minecraft, Roblox and Pokémon.

His channel has been listed among the top YouTube channels in the United Kingdom. In July 2015, he was listed as one of the most popular YouTubers in the world by viewership. He has won several Kids' Choice Awards and set Guinness World Records for his gaming and presenting. In 2017, Middleton topped the Forbes list of Highest-Paid YouTube Stars, earning $16.5 million (about £12.2 million) in one year. As of July 2022, his YouTube channel has reached over 26.2 million subscribers, 18.6 billion video views, and has posted over 3,500 videos