a night owl

a night owl

someone who often goes to bed late because they prefer to do things at night A night owl from his youth, he is rarely in bed before 4 o'clock.
See also: night, owl
References in periodicals archive ?
We were working doing gigs late into the night and so we both thought it would be good to paint Ozzy's Owl as a night owl.
In 1994, he published his autobiography: The Lives and Loves of a Night Owl.