(Italian) and (Spanish) form of Theresa. In the English-speaking world the name is often chosen in this spelling by Roman Catholics, with particular reference to the Spanish saint, Teresa of Ávila (Teresa Cepeda de Ahumada, 1515–82).
South German: 1. (also Mötz) nickname for a grubby, unkempt individual, or an obstinate one, from Swabian dialect motz ‘dirt’. 2. variant of Mautz. 3. short form of the personal name Matthäus (see Matthew).