| Type: | Bishop |
| Luigi Diligenza | |
| Archbishop of Capua | |
| Church: | Roman Catholic Church |
| See: | Archdiocese of Capua |
| Term: | 1978–1997 |
| Predecessor: | Tommaso Leonetti |
| Successor: | Bruno Schettino |
| Ordination: | 8 August 1943 |
| Birth Date: | 10 February 1921 |
| Birth Place: | Arzano, Italy |
Luigi Diligenza (10 February 1921 – 25 May 2011) was an Italian prelate of the Roman Catholic Church.
Diligenza was born in Arzano, Italy, and ordained a priest on 8 August 1943. He was appointed bishop of the Archdiocese of Capua on 1 March 1978 and ordained bishop on 23 April 1978. He retired from the diocese on 29 April 1997.