Brian Vaganek
| Current position | |
|---|---|
| Title | Defensive coordinator & linebackers coach | 
| Team | Holy Cross | 
| Conference | Patriot League | 
| Biographical details | |
| Born | July 12, 1970 Buffalo, New York, U.S.  | 
| Alma mater | Temple University (1993) | 
| Playing career | |
| 1989–1992 | Temple | 
| Position(s) | Center, defensive tackle | 
| Coaching career (HC unless noted) | |
| 1993 | Highland (KS) (DL) | 
| 1994 | Fort Scott (LB) | 
| 1995–1998 | William & Mary (LB) | 
| 1999 | William & Mary (DL) | 
| 2000 | William & Mary (DC/DL) | 
| 2001–2003 | Hofstra (DL) | 
| 2004–2005 | Fort Scott | 
| 2006 | Maynard Evans HS (FL) (DC) | 
| 2007–2010 | Christopher Newport (assoc. HC/DC) | 
| 2011 | Rhode Island (DL) | 
| 2012–2013 | Rhode Island (DC/DL) | 
| 2014–2016 | New Haven (DC/LB) | 
| 2017–2023 | Holy Cross (LB) | 
| 2024–present | Holy Cross (DC/LB) | 
| Head coaching record | |
| Overall | 0–18 | 
| Tournaments | 0–2 (KJCCC playoffs) | 
Brian Vaganek Sr. (born July 12, 1970) is an American college football coach. He is the defensive coordinator and linebackers coach for the College of the Holy Cross, positions he has held since 2024. He was the head football coach for Fort Scott Community College from 2004 to 2005. He also coached for Highland (KS), William & Mary, Hofstra, Maynard Evans High School, Christopher Newport, Rhode Island, and New Haven. He played college football for Temple as a center and defensive tackle.