The name is often used in its own right, but can be a contraction of Tobias, Tobit, Tobin (an Irish surname- "in" Irish, "Toibin"), or Tobermory.
The name is now often used in its own right, but originated as a contraction of Tobias. It is also used as a conrtaction of Tobit, Tobin (an Irish surname now also used as a forename), or Tobermory.