Ancestry.com, Learning Center for name meanings states that Ticer is an American spelling of the German name Deuser, a German variant of the name Dietz which is a short form of Dietrich. Dietrich is cognate with the Dutch name Diederik or Dederick. The surname Dietz also has variants: Diets, Deats, Deatz, Deets, Deetz, ect.
Have there been any Ticer families found using the Tice / Theiss surname?
Other variants can be found as Theisser, Tycer , Tyser, Thyser, Thysser, Tysser, Dicer, Deiser, ect.