| Tetsuya Saito | |
| Team: | Nikkō Ice Bucks |
| League: | Asia League |
| Former Teams: | Oji Eagles |
| Position: | Center |
| Shoots: | Right |
| Height M: | 1.76 |
| Weight Kg: | 78 |
| Birth Date: | 14 December 1983 |
| Birth Place: | Kushiro, Hokkaido, Japan |
| Ntl Team: | Japan |
| Career Start: | 2002 |
is a Japanese professional ice hockey center who currently plays for the Nikkō Ice Bucks in the Asia League
Saito previously played in 2001 to 2002, at amateur level, for the Komazawa Tomakomai before joining Oji Seishi in 2002 who changed their name to Oji Eagles one year later. He played for Oji until 2013 when he joined the Nikkō Ice Bucks.
Saito has also played for the Japan national team (U18, U20 & Senior) since 2000. He played in the 2002 IIHF World Championship.