VFL/AFL
| Player | Year | Age at Debut | Games | |
| 1 | Bob Stone | 1942 | 16y, 25d | 8 |
| 2 | Sid Catlin | 1966 | 16y, 218d | 4 |
| 3 | Bill Shelton | 1919 | 16y, 315d | 54 |
| 4 | Des O'Dwyer | 1978 | 16y, 339d | 8 |
| 5 | Sean Charles | 1992 | 17y, 5d | 47 |
| 6 | Frank Scanlan | 1943 | 17y, 49d | 33 |
| 7 | Rob Foster | 1964 | 17y, 52d | 22 |
| 8 | Gary Hardeman | 1967 | 17y, 62d | 219 |
| 9 | Jack Strong | 1901 | 17y, 72d | 78 |
| 10 | Brian Leahy | 1960 | 17y, 75d | 79 |
AFLW
| Player | Year | Age at Debut | Games | |
| 1 | Tahlia Gillard | 2022 summer | 18y, 71d | * |
| 2 | Maddy Guerin | 2018 | 18yr, 101d | 6 |
| 3 | Eden Zanker | 2018 | 18y, 111d | * |
| 4 | Brenna Tarrant | 2020 | 18y, 126d | 15 |
| 5 | Katherine Smith | 2017 | 18yr, 130d | 21 |
| 6 | Megan Fitzsimon | 2021 | 18y, 173d | * |
| 7 | Claudia Whitfort | 2018 | 18yr, 214d | 4 |
| 8 | Deanna Berry | 2017 | 18yr, 215d | 7 |
| 9 | Jasmine Grierson | 2017 | 18yr, 265d | 13 |
| 10 | Shelley Heath | 2019 | 18y, 276d | * |