| Markus Seelaus | |
| Fullname: | Markus Rudolf Seelaus |
| Height: | 1.79 m |
| Birth Date: | 16 February 1987 |
| Birth Place: | Austria |
| Currentclub: | SV Innsbruck |
| Position: | Midfielder |
| Youthyears3: | –2004 |
| Youthclubs1: | Innsbrucker AC |
| Youthclubs2: | Austria Wien |
| Youthclubs3: | BNZ Tirol |
| Years1: | 2004–2005 |
| Years2: | 2005–2006 |
| Years3: | 2006–2007 |
| Years4: | 2007–2009 |
| Years5: | 2009–2010 |
| Years6: | 2011 |
| Years7: | 2011–2013 |
| Clubs1: | Wacker Tirol |
| Clubs2: | → SV Wörgl |
| Clubs3: | → WSG Swarovski Wattens |
| Clubs4: | Wacker Innsbruck |
| Clubs5: | Dunajská Streda |
| Clubs6: | SVG Reichenau |
| Clubs7: | SV Innsbruck |
| Caps1: | 26 |
| Caps2: | 2 |
| Caps3: | 9 |
| Caps4: | 26 |
| Caps5: | 25 |
| Caps6: | 12 |
| Goals1: | 1 |
| Goals2: | 0 |
| Goals3: | 1 |
| Goals4: | 1 |
| Goals5: | 1 |
| Goals6: | 0 |
| Pcupdate: | 3 August 2009 |
| Nationalyears1: | 2006–2007 |
| Nationalteam1: | Austria U-20 |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
Markus Seelaus (born 16 February 1987) is an Austrian footballer who currently plays for Austrian side SV Innsbruck.