Significant Early DeparturesIf you love someone, set them free
| 1986 | Doug Dadswell | So | AHL |
| 1987 | Joe Nieuwendyk | Jr | NHL |
| 1991 | Dan Ratushny | Jr | Canada National Team |
| 1991 | Kent Manderville | So | Canada National Team |
| 1992 | Parris Duffus | So | IHL |
| 1997 | Jean-Marc Pelletier | So | QMJHL |
| 2003 | David LeNeveu | So | AHL |
| 2005 | Shane Hynes | Jr | AHL |
| 2006 | David McKee | Jr | ECHL |
| 2006 | Ryan O'Byrne | Jr | AHL |
| 2006 | Sasha Pokulok | So | ECHL |
| 2010 | Riley Nash | Jr | AHL |
| 2014 | Brian Ferlin | Jr | NHL |
| 2018 | Anthony Angello | Jr | AHL |
| 2020 | Morgan Baron | Jr | NHL |
| 2020 | Tristan Mullin | Jr | COVID Transfer (HEA) |
| 2020 | Alex Green | Jr | COVID Pro (AHL) |
| 2021 | Michael Regush | Jr | COVID Transfer (NCHC) |
| 2021 | Cam Donaldson | Jr | COVID Transfer (HEA) |
| 2021 | Joe Leahy | So | COVID Transfer (HEA) |
| 2021 | Matt Galajda | Sr* | COVID Transfer (Big10) |
| 2025 | Dalton Bancroft | Jr | NHL |
* Extra year of eligibility due to COVID