Sophie Mary Wilson (born 1957) is an English computer scientist, who helped design the BBC Micro and ARM architecture. Wilson first designed a microcomputer during a break from studies at Selwyn College, Cambridge. She subsequently joined Acorn Computers and was instrumental in designing the BBC Micro, including the BBC BASIC programming language whose development she led for the next 15 years. She first began designing the ARM reduced instruction set computer (RISC) in 1983, which entered production two years later. It became popular in embedded systems and is now the most widely used processor architecture in smartphones. Wilson is currently serving as a director at the technology conglomerate Broadcom Inc. In 2011, she was listed in 2011 in Maximum PC as number 8 in an article titled The 15 Most Important Women in Tech History She was awarded the Commander of the British Empire in 2019.