A 23-year-old man from Allainville was sentenced to 21 months in jail for impaired driving causing death.
Marcel Gionet was convicted in relation to a single vehicle collision last year in Neguac.
Just after 2 a.m. on July 9th on Route 455, Gionet lost control of his vehicle which ended up in the ditch overturned.
An 18-year-old woman from Pont Lafrance died as a result of her injuries.
Gionet is also banned from driving for five years and must provide a DNA sample.