Greg was a substitute teacher for St. Martin Parish Schools, a member of the Louisiana High School Athletic Association and a referee for high school basketball. His hobbies included taking care of his cows and playing the guitar.
Survivors include his mother, Rose Gautreaux of Arnaudville; his daughter, Natalie Guidry and her husband, Jared of Lafayette; and his sister Martha Knott of Arnaudville.
He was preceded in death by his father, Leonard Gautreaux Sr.; and his brother, Leonard Gautreaux Jr.
The family requests that visiting hours be observed Wednesday from 8 a.m. until 10:45 a.m.
Pallbearers will be Jared Guidry, Greg Richard, and Shawn Gautreaux.
Pellerin Funeral Home of Cecilia is in charge of arrangements.

