| Kazuya Okazaki | |
| Birth Date: | 10 May 1972 |
| Birth Place: | Hiroshima Prefecture, Japan |
| Currentteam: | Retired |
| Discipline: | Road |
| Role: | Rider |
| Proyears1: | 1996–1998 |
| Proteam1: | Inoakku |
| Proyears2: | 1999–2001 |
| Proteam2: | Kinan |
| Proyears3: | 2002–2006 |
| Proteam3: | Nihon Hodō |
| Proyears4: | 2007–2009 |
| Proteam4: | Equipe Asada |
| Majorwins: | Japanese TT Champion 2002, 2003, 2007, 2008 Asian TT Champion 2002 |
is a Japanese former professional racing cyclist particularly known for his time trial skills. He won the Japanese National Time Trial Championships four times in 2002, 2003, 2007, and 2008.[1] He also won the time trial event at the 2002 Asian Cycling Championships.[2] In road race competitions, his best result was a victory in the 2003 Tour de Okinawa.