Ritchie is a common name that can refer to various individuals, places, or concepts. One notable figure is Dennis Ritchie, an American computer scientist known for creating the C programming language and co-developing the Unix operating system. His contributions have significantly influenced modern software development and operating systems. In addition to individuals, Ritchie can also refer to locations, such as Ritchie, a suburb in Maryland, or Ritchie County in West Virginia. These places are known for their local communities and natural landscapes, contributing to the cultural and geographical diversity of the United States.