| Jeffrey Heijm | |
| Birth Place: | Netherlands |
| Nationality: | Dutch |
| Team: | Chakuriki |
| Years Active: | 1995 - 2003 |
| Mma Kowin: | 1 |
| Mma Subwin: | 1 |
| Mma Decwin: | 1 |
| Mma Decloss: | 4 |
| Mma Draw: | 2 |
| Sherdog: | 1476 |
Jeffrey Heijm is a Dutch[1] mixed martial artist.[2]
|-| Loss| align=center| 3-4-2| Metin Yakut| Decision (1-0 points)| KD 2: Killer Dome 2| | align=center| 2| align=center| 3:00| Amsterdam, Netherlands| |-| Loss| align=center| 3-3-2| Furdjel de Windt| Decision (1-0 points)| KD 1: Killer Dome 1| | align=center| 0| align=center| 0:00| Amsterdam, Netherlands| |-| Loss| align=center| 3-2-2| Stephan Tapilatu| Decision (unanimous)| Rings Holland: Di Capo Di Tutti Capi| | align=center| 2| align=center| 5:00| Utrecht, Netherlands| |-| Loss| align=center| 3-1-2| Brian Lo-A-Njoe| Decision (unanimous)| Rings Holland: There Can Only Be One Champion| | align=center| 2| align=center| 5:00| Utrecht, Netherlands| |-| Win| align=center| 3-0-2| Rogier van Eck| Submission (armbar)| Rings Holland: The Kings of the Magic Ring| | align=center| 2| align=center| 2:57| Utrecht, Netherlands| |-| Win| align=center| 2-0-2| Biolcati Biolcati| KO (knee)| WD: Warriors Day| | align=center| 0| align=center| 0:00| Pavia, Italy| |-| Draw| align=center| 1-0-2| Youssef Akhnikh| Draw| Rings Holland: Judgement Day| | align=center| 3| align=center| 3:00| Amsterdam, North Holland, Netherlands| |-| Win| align=center| 1-0-1| Ron Post| Decision| Together Productions: Fight Gala| | align=center| 0| align=center| 0:00| Huizen, Netherlands| |-| Draw| align=center| 0-0-1| Ron Post| Draw| BOA: Battle of Amstelveen| | align=center| 2| align=center| 5:00| Amstelveen, North Holland, Netherlands|