• John Langford (engineer)
  John Langford (engineer)
  Dr. John S. Langford is the President and C.E.O. of Aurora Flight Sciences. Langford founded Aurora Flight Sciences in 1989 in order to design and manufacture high altitude UAVs that could be used for global climate change research...
  
  , president of Aurora Flight Sciences
• John Langford (computer scientist)
  John Langford (computer scientist)
  John Langford is a computer scientist, working as a senior researcher at Yahoo! Research. He studied Physics and Computer Science at the California Institute of Technology, earning a double bachelor's degree in 1997, and received his Ph.D. from Carnegie Mellon University in 2002. Previously, he was...
  
  , senior researcher at Yahoo! Research
• John Langford (rugby)
  John Langford (rugby)
  John Langford is an Australian rugby union player. He played as a Lock.He played for Sydney University, Brumbies, Munster, and Australia.-External links:**...
  
   (born 1968), Australian rugby union player

See also

• Jon Langford
  Jon Langford
  Jon Langford born October 11, 1957, Newport, Monmouthshire is a Welsh-born musician and artist who is presently based in Chicago. He is the younger brother of science-fiction author and critic David Langford...
  
   (born 1957), Musician and Artist
• John Langford-Holt
  John Langford-Holt
  Sir John Anthony Langford-Holt was a British Conservative Member of Parliament for Shrewsbury from 1945 to 1983. Unlike most other members of Parliament, Sir John made it clear that he would never seek ministerial office and would refuse it he were offered such a post.He was born in Studdale,...
  
  (1916–1993), British Politician