C
- Steve Capps - co-creator of Macintosh and Newton
- John D. Carmack - first person shooters Doom, Quake
- Vinton Cerf - TCP/IP, NCP
- Ward Christensen - Wrote the first BBS (Bulletin Board System) system CBBS
- Edgar F. Codd - principal architect of the relational model
- Bram Cohen - BitTorrent protocol design and implementation
- Alain Colmerauer - Prolog
- Alan Cooper - Visual Basic
- Alan Cox - co-developer of Linux kernel
- Brad Cox - Objective-C
- Mike Cowlishaw - REXX and NetRexx, LEXX editor, image processing, decimal arithmetic packages
- Mark Crispin - creator of IMAP, author of UW-IMAP, one of reference implementations of IMAP4
- Ward Cunningham - creator of Wiki concept
- William Crowther - Colossal Cave Adventure
- Dave Cutler - architect of VMS, Windows NT
Read more about this topic: List Of Programmers