pˈiːɾɚ ɔːɹ pˈɛtɹəs wʌz ɐn ˈɜːli mˈɛdɪˌiːvəl ɪtˈæliən ɹˈuːlɚ, hˌuː wʌz ɚɹˈɪdʒɪnəli ðə tˈuːɾɚ ænd ɡˈɑːɹdiən ʌvðə jˈʌŋ pɹˈɪns ʌv sɐlˈɛɹnoʊ, sˈiːkoʊ ɹˌoʊmən tˈuː.
Peter (or Petrus) was an early medieval Italian ruler, who was originally the tutor and guardian of the young prince of Salerno, Sico II.