| Đorđe Sečujac | |
| Birth Date: | ca. 1700 |
| Death Date: | after 1759 |
| Branch: | Army |
| Serviceyears: | 1715–59 |
| Rank: | captain (1751)[1] |
| Commands: | Varadin |
Đorđe Sečujac or Georgije (1715–59) was a Habsburg military commander. He was the father of Arsenije Sečujac, a Habsburg major general and baron.
Sečujac was an ethnic Serb. He married Ana Stanisavljević, with whom he had several children, including Arsenije Sečujac, who became a Habsburg major general and baron. His other two sons were also Habsburg military personnel.
Sečujac was the captain of the Varadin captaincy, established in 1750,[2] and he received noble status with the predicate von Heldenfeld in 1759, an award for his 44 years of military service.[3]