| Franc Breckerfeld | |
| Birth Date: | 17 February 1681 |
| Birth Place: | Laibach, Duchy of Carniola, Holy Roman Empire |
| Death Place: | Cluj-Napoca, Principality of Transylvania, Habsburg Monarchy |
| Occupation: | Mathematician, linguist, astronomer, theologian, priest, monk |
Franc Breckerfeld (February 17, 1681 in Ljubljana - October 29, 1744 in Cluj, Romania) was a Slovene theologian, mathematician, astronomer and latinist.
In his later years he was a member of the Royal Observatory at Cluj.