The patrol counts holiday traffic deaths on roads traveled by state troopers.
The holiday period ran from 6 p.m. Friday through midnight Sunday.
The patrol says 21-yedar-old Jacob R. Bryant of Ripley was killed Friday in an accident on Mississippi Highway 2 in Tippah County.
Forty-year-old Tanya Huacuja of Picayune was killed Saturday on Mississippi Highway 11 just north of Ozona.
The patrol says 59-year-old Stanley Iles of Sardis died Sunday of injuries in an accident on Mississippi Highway 315.