Leandro Bacuna has received a six-game ban after his sending off against Derby for confronting the linesman.
The 25-year-old was dismissed after he squared up to Mark Russel in injury-time at Villa Park before moving his head towards him.
Bacuna will miss some crunch games for Villa, including clashes against high-flyers Huddersfield and Sheffield Wednesday.
A statement from the Football Association on Friday morning read: 'Aston Villa's Leandro Bacuna will serve a six-match suspension following his dismissal in the game against Derby County.