Geoff Ramsey is an American internet personality, best known as a co-founder of the popular online entertainment company, Rooster Teeth. He gained fame through his work on the web series Red vs. Blue, which is a comedic take on the Halo video game franchise. In addition to his role in Rooster Teeth, Geoff has also been involved in various other projects, including the Achievement Hunter gaming channel. He is recognized for his engaging personality and contributions to the gaming community, making him a prominent figure in online entertainment.