Alphonsus Ciacconius

Reverend
Alphonsus Ciacconius
Portrait of Fray Alfonso Chacón. Pencil drawing on paper attributed to Valentín Carderera. Biblioteca Nacional de España
Born(1530-12-15)December 15, 1530
Died14 February 1599(1599-02-14) (aged 68)
NationalityItalian
Occupation(s)Dominican friar, Church historian, antiquarian, archaeologist
Parent(s)Alonso Quemado and Maria Sánchez Chacón
Academic background
Alma materUniversity of Baeza
Academic work
DisciplineChristian archaeology, classics, epigraphy Medieval palaeography

Don Alphonsus Ciacconius OP (Spanish: Alfonso Chacón; 15 December 1530  14 February 1599) was a Spanish Dominican scholar in Rome. Ciacconius was an expert on ancient Graeco-Roman and Paleo-Christian epigraphy, the Medieval paleography and manuscripts, besides the history of the papacy.