Maurice Cotterell is identified as a former student of Downside School, an institution located near Bath, England. The school's alumni are known as Old Gregorians, a designation derived from St Gregory the Great, the patron saint of the monastic community that formerly owned and operated the school. This naming convention reflects the school's historical ties to the Benedictine order.

The provided text lists numerous notable former students of Downside School, spanning various fields including politics, military service, academia, arts, and sports. While Maurice Cotterell is listed among these individuals, the extract does not provide specific details about his personal life, career achievements, or any particular contributions beyond his association with the school.