| Denis Mashkarin | |
| Fullname: | Denis Nikolayevich Mashkarin |
| Birth Date: | 17 May 1973 |
| Birth Place: | Leningrad, Russian SFSR |
| Position: | Defender/Midfielder |
| Youthclubs1: | Smena Leningrad |
| Years1: | 1990–1991 |
| Caps1: | 12 |
| Goals1: | 4 |
| Years2: | 1991 |
| Caps2: | 29 |
| Goals2: | 0 |
| Years3: | 1992–1996 |
| Caps3: | 113 |
| Goals3: | 8 |
| Years4: | 1997–1998 |
| Caps4: | 37 |
| Goals4: | 1 |
| Years5: | 1999 |
| Clubs5: | FC Moskabelmet Moscow (amateur) |
| Years6: | 2000–2002 |
| Caps6: | 53 |
| Goals6: | 8 |
| Years7: | 2003–2004 |
| Caps7: | 66 |
| Goals7: | 4 |
| Years8: | 2005 |
| Caps8: | 6 |
| Goals8: | 0 |
| Years9: | 2005 |
| Caps9: | 12 |
| Goals9: | 0 |
| Years10: | 2006 |
| Caps10: | 0 |
| Goals10: | 0 |
| Nationalyears1: | 1992 |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 1992–1995 |
| Nationalcaps2: | 19 |
| Nationalgoals2: | 1 |
Denis Nikolayevich Mashkarin (Russian: Денис Николаевич Машкарин; born 17 May 1973) is a Russian former professional footballer.
He is most notable for scoring one of the goals in PFC CSKA Moscow's stunning upset victory over FC Barcelona in the qualifying round of the 1992–93 UEFA Champions League. In retirement, he works for a company organising corporate events.