| Type: | Archbishop |
| Honorific-Prefix: | His Excellency |
| Hieronymus Herculanus Bumbun | |
| Honorific-Suffix: | O.F.M. Cap |
| Archbishop Emeritus of Pontianak | |
| Appointed: | 26 February 1977 |
| Term End: | 3 June 2014 |
| Predecessor: | Herculanus Joannes Maria van der Burgt |
| Successor: | Agustinus Agus |
| Previous Post: | Titular Bishop of Capra (1975–1977) |
| Ordination: | 27 July 1967 |
| Consecration: | 27 May 1976 |
| Consecrated By: | Justinus Darmojuwono |
| Birth Date: | 1937 8, df=yes |
| Birth Place: | Menawai, Dutch East Indies |
| Death Place: | Pontianak, Indonesia |
| Motto: | Amor non Amatur |
Hieronymus Herculanus Bumbun O.F.M. CAP (5 August 1937 – 30 September 2024) was an Indonesian Roman Catholic prelate. He was auxiliary bishop from 1975 to 1977 and archbishop of Pontianak from 1977 to 2014. He died on 30 September 2024, at the age of 87.[1] [2]