Rasmus Lerdorf (born 22 November 1968) is a Danish-Canadian programmer. He created the PHP scripting language, authoring the first two versions of the language and participated in the development of later versions led by a group of developers including Jim Winstead (who later created blo.gs), Stig Bakken, Shane Caraveo, Andi Gutmans and Zeev Suraski. He continues to contribute to the project.