| Denis Lapaczinski | |
| Height: | 1.85 m |
| Birth Date: | 1981 9, df=yes |
| Birth Place: | Reutlingen, West Germany |
| Position: | Defender |
| Youthyears1: | 1998–1999 |
| Youthclubs1: | VfB Stuttgart |
| Years1: | 1999–2001 |
| Clubs1: | SSV Reutlingen |
| Caps1: | 56 |
| Goals1: | 11 |
| Years2: | 2001–2004 |
| Clubs2: | Hertha BSC |
| Caps2: | 22 |
| Goals2: | 2 |
| Years3: | 2004–2006 |
| Clubs3: | Hansa Rostock |
| Caps3: | 26 |
| Goals3: | 0 |
| Years4: | 2006–2007 |
| Clubs4: | 1899 Hoffenheim |
| Caps4: | 2 |
| Goals4: | 0 |
| Years5: | 2007–2008 |
| Clubs5: | 1899 Hoffenheim II |
| Caps5: | 27 |
| Goals5: | 1 |
| Years6: | 2009 |
| Clubs6: | SSV Reutlingen |
| Caps6: | 18 |
| Goals6: | 3 |
| Years7: | 2009–2011 |
| Clubs7: | Schalke 04 II[1] |
| Caps7: | 27 |
| Goals7: | 2 |
| Nationalyears1: | 2002–2003 |
| Nationalteam1: | Germany U-21 |
| Nationalcaps1: | 5 |
| Nationalgoals1: | 0 |
| Manageryears1: | 2011 |
| Managerclubs1: | SSV Reutlingen (caretaker) |
Denis Lapaczinski (born 26 September 1981) is a German former professional football player and manager who played as a defender.
Lapaczinski was born in Reutlingen.[2] He spent four seasons in the Bundesliga with Hertha BSC and Hansa Rostock.[3]
Lapaczinski, along with Petros Tengelidis, became co–interim head coach of Reutlingen 05 on 24 November 2011.[4] They managed two matches[5] before Reutlingen 05 hired Murat Isik as their new head coach on 31 December 2011.[6]