Particiaco
Particiaco is the name of a tribunician Venetian patrician family whose name has been changed to Partecipazio or Participazio over the centuries . Family members include a number of Venetian doges, as well as some Patriarchs of Grado .
The Participazio were among the most powerful and influential families in the early days of the Venetian Republic, which was marked by power struggles . Together with the Candiano and Orseolo , it was the Partecipazio family who provided most of Venice's doges from 810 to the constitutional reform of 1172.
Doge of Venice
- Agnello Particiaco , † 827, 10th Doge
 - Agnellus (II.) † 820, fellow dog of Venice
 - Giustiniano Particiaco , † 829, 11th Doge
 - Giovanni I. Particiaco , † 832, 12th Doge
 - Orso I. Particiaco , † 881, 14th Doge
 - Giovanni II Particiaco , † 887, 15th Doge
 - Orso II. Particiaco , † 932, 18th Doge
 - Pietro Partecipazio, also Pietro Badoer , † 942, 20th Doge
 
Patriarch of Grado
- Vettore Partecipazio , patriarch from 877
 - Vitale Partecipazio , patriarch from 856 to about 875