| Birth Date: | 26 March 1987 |
| Birth Place: | Villach, Austria |
| Height: | 1.92 m |
| Position: | Goalkeeper |
| Currentclub: | Austria Klagenfurt |
| Clubnumber: | 1 |
| Youthyears1: | 1992–2005 |
| Youthclubs1: | Admira Wacker |
| Years1: | 2005–2007 |
| Clubs1: | Admira Wacker |
| Caps1: | 33 |
| Goals1: | 0 |
| Years2: | 2007–2008 |
| Clubs2: | FC Lustenau |
| Caps2: | 5 |
| Goals2: | 0 |
| Years3: | 2009–2012 |
| Clubs3: | 1. FC Kaiserslautern II |
| Caps3: | 65 |
| Goals3: | 0 |
| Years4: | 2009–2012 |
| Clubs4: | 1. FC Kaiserslautern |
| Caps4: | 0 |
| Goals4: | 0 |
| Years5: | 2012–2013 |
| Clubs5: | Wolfsberger AC |
| Caps5: | 0 |
| Goals5: | 0 |
| Years6: | 2013–2017 |
| Clubs6: | SV Sandhausen |
| Caps6: | 72 |
| Goals6: | 0 |
| Years7: | 2017–2020 |
| Clubs7: | FC Ingolstadt |
| Caps7: | 14 |
| Goals7: | 0 |
| Years8: | 2020–2022 |
| Caps8: | 44 |
| Goals8: | 0 |
| Years9: | 2022– |
| Caps9: | 3 |
| Goals9: | 0 |
| Nationalteam1: | Austria U-21 |
| Club-Update: | 18 December 2023 |
Marco Knaller (born 26 March 1987) is an Austrian goalkeeper who plays for Austria Klagenfurt.
His father Wolfgang Knaller played as a goalkeeper, including for Austria national team.[1]