Dioguardi
Dioguardi or DioGuardi is an Italian surname literally translating to. Notable people with the surname include:
- Giovanni Dioguardi, best known as Johnny Dio, American labor racketeer
- Joe DioGuardi, American politician
- Kara DioGuardi, American singer-songwriter
- Nick Dioguardi, Italian-born American racing driver
- Pasta Dioguardi, Argentine actor
- Patrizia Dioguardi, known as just Patrizia, Italian-Canadian singer
- Philippe DioGuardi, Canadian tax lawyer