Examples from the Web for sleepyhead
When he had finished the others all laughed and called him a sleepyhead.Myths of the Cherokee|James Mooney
I am no sleepyhead, and being kept awake a little doesn't hurt me.Avarice-Anger:|Eugne Sue
Now Dorothea was a “sleepyhead” and had seldom been known to get up when first awakened.
"He's such a Sleepyhead he doesn't know his own name," said the Lefthandiron.Andiron Tales|John Kendrick Bangs
The reason I'm putting you on the first watch is because you're such a sleepyhead.Ted Strong's Motor Car|Edward C. Taylor