Earls, Counts | Titles by Rank
- Counts of Império
- Counts of Indy
- Counts of Infantado
- Counts of Ingelheim
- Counts of Ingelheim gen. Echterin von und zu Mespelbrunn
- Counts of Ingenheim
- Counts of Ingenheim-Molitor
- Counts of Innhausen
- Counts of Innhausen und Knyphausen
- Counts of Ipanema
- Counts of Irajá
- Counts of Ischia
- Counts of Isenberg
- Counts of Isenburg
- Counts of Isenburg-Arenfels
- Counts of Isenburg-Birstein
- Counts of Isenburg-Büdingen
- Counts of Isenburg-Büdingen-Birstein
- Counts of Isenburg-Büdingen-Büdingen
- Counts of Isenburg-Büdingen-Kelsterbach
- Counts of Isenburg-Büdingen-Marienborn
- Counts of Isenburg-Büdingen-Meerholz
- Counts of Isenburg-Büdingen-Offenbach
- Counts of Isenburg-Büdingen-Philippseich
- Counts of Isenburg-Büdingen-Wächtersbach
- Counts of Isenburg-Grenzau
- Counts of Isenburg-Kelsterbach
- Counts of Isenburg-Limburg
- Counts of Isenburg-Marienborn
- Counts of Isenburg-Offenbach
- Counts of Isenburg-Ronneburg-Kelsterbach
- Counts of Isenburg-Wied
- Counts of Isenghien
- Counts of Isenghien
- Counts of Isla Fernández
- Counts of Isolabella
- Counts of Istria
- Counts of Istria
- Counts of Itacolumi
- Counts of Itaguaí
- Counts of Itamarati
- Counts of Itapagipe
- Counts of Itu
- Counts of Iturmendi
- Counts of Jacarilla
- Counts of Jácome Correia
- Counts of Jaffa
- Counts of Jarnac
- Counts of Jarosa
- Counts of Jaroslaw