Surnames I - Iadarola
- I (5 records)
- Ia (1 records)
- Iabichella (3 records)
- Iabis (1 records)
- Iacampo (4 records)
- Iacano (1 records)
- Iacavetta (1 records)
- Iaccarino (1 records)
- Iacchei (3 records)
- Iaccheo (2 records)
- Iaccheri (7 records)
- Iaccino (7 records)
- Iaccopucci (4 records)
- Iacebelli (1 records)
- Iacelli (2 records)
- Iacenda (1 records)
- Iachelli (2 records)
- Iaci (1 records)
- Iacieri (1 records)
- Iacini (12 records)
- Iacino (4 records)
- Iaco (6 records)
- Iacobacci (2 records)
- Iacobelli (1 records)
- Iacobellis (24 records)
- Iacobitti (10 records)
- Iacoboni (6 records)
- Iacobucci (6 records)
- Iacocca (1 records)
- Iacolino (1 records)
- Iacolucci (1 records)
- Iacoma (1 records)
- Iacometti (2 records)
- Iacomini (7 records)
- Iacona (20 records)
- Iacone (2 records)
- Iaconetti (3 records)
- Iaconis (10 records)
- Iacono (58 records)
- Iacopetti (23 records)
- Iacopi (22 records)
- Iacopino (1 records)
- Iacoponi (5 records)
- Iacoucci (1 records)
- Iacovazzi (2 records)
- Iacovelli (4 records)
- Iacovera (3 records)
- Iacovetta (1 records)