Frequency: (531)
(number of times this surname appears in a sample database of 88.7 million names, representing one third of the 1997 US population)
Italian: 1. from a vernacular form of the personal name Thaddeus. This is the name ascribed in St. Mark's Gospel to one of Christ's disciples, referred to elsewhere as Judas son of James. It represents an Aramaic form Thaddai, which is probably of Hebrew origin, meaning ‘beloved’. 2. altered form of the personal name Teodoro, Greek Theodōros (see Theodore).
GIVEN NAMES: Italian 15%. Angelo (6), Rocco (3), Antonio (2), Gabriele (2), Verino (2), Amato, Carmine, Ciro, Dante, Domenica, Donatella, Fiore.
See the Key to the Dictionary or consult the General Introduction for further explanation.






