Noun
morning person (plural morning people)
(idiomatic) A person who wakes up, without difficulty, early each morning and is alert and active during the first part of the day.
I am not a morning person. Laurell K. Hamilton
I'm not really a morning person. Steve Burton
I am not a morning person. I like to sleep in. Martha Plimpton
You really have to be a morning person if you want to be a teacher. Alanna Ubach
I'm definitely a morning person. I wake up dead happy, looking forward to having my cereal! Nico Mirallegro
Yeah, I'm not really a morning person. Sophie Ellis-Bextor