John Langford may refer to:
- John Langford (engineer), president of Aurora Flight Sciences
- John Langford (computer scientist), at Microsoft Research
- John Langford (rugby) (born 1968), Australian rugby union player
Famous quotes containing the word john:
“The person who designed a robot that could act and think as well as your four-year-old would deserve a Nobel Prize. But there is no public recognition for bringing up several truly human beings.”
—C. John Sommerville (20th century)