1804 E. Meeke II. vi. 169 Being naturally a very light sleeper, he was awoke just as day was beginning to dawn, by a suffocating smell that seemed to pervade his apartment.
1844 C. Dickens xxxviii. 446 I am a light sleeper; and it's better to be up, than lying awake.
2014 H. Thorpe ii. v. 197 Desma, a light sleeper, woke up over and over again.