Thomas Klasen
| Personal information | |||
|---|---|---|---|
| Date of birth | 16 September 1983 | ||
| Place of birth | Neuwied, West Germany | ||
| Height | 1.82 m (6 ft 0 in) | ||
| Position(s) | Left winger | ||
| Team information | |||
Current team | Eintracht Trier (head coach) | ||
| Youth career | |||
| –2002 | 1. FC Kaiserslautern | ||
| 2002 | TuS Mayen | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2002–2003 | TuS Mayen | 36 | (16) |
| 2003–2006 | Eintracht Trier | 48 | (8) |
| 2006–2007 | 1. FC Kaiserslautern II | 28 | (0) |
| 2007–2009 | Kickers Emden | 36 | (3) |
| 2009–2010 | SV Elversberg | 20 | (2) |
| 2010–2013 | TuS Koblenz | 78 | (13) |
| 2013–2017 | FC Karbach | 56 | (22) |
| Total | 302 | (64) | |
| Managerial career | |||
| 2016–2017 | FC Karbach (player-assistant) | ||
| 2018 | Fola Esch | ||
| 2019–2023 | 1. FC Köln II (assistant) | ||
| 2023– | Eintracht Trier | ||
| *Club domestic league appearances and goals | |||
Thomas Klasen (born 16 September 1983) is a German professional football manager and former player who is the head coach of Regionalliga Südwest club Eintracht Trier.