What does Gervase mean?
Gervase is an unusual first name for men but a very prominent last name for both adults and children (#45573 out of 150436, Top 30%). (2000 U.S. Census)
Below is a graphed comparison of the popularity of the boy name Gervase and affiliated names. Jarvis is the only popular alternative form of Gervase (#unlisted) listed in the Top 1000. Adoption of these boy names reached its highest during the years 1980-1989 (usage of 0.623%) and is now significantly less, with Jarvis becoming less in vogue. (2014 Birth Statistics)