patronymic

 
Pronunciation: /ˌpatrəˈnɪmɪk/

noun

  • a name derived from the name of a father or ancestor, e.g. Johnson, O’Brien, Ivanovich: a patronymic derived from the name of their original lordship [as modifier]: the patronymic naming of children

Origin:

early 17th century: via late Latin from Greek patrōnumikos, from patrōnumos, from patēr, patr- 'father' + onuma 'name'