| Naoyuki Yamazaki | |
| Birth Date: | 5 May 1991 |
| Birth Place: | Nishitōkyō, Japan |
| Height: | 1.81 m |
| Position: | Midfielder |
| Youthclubs1: | Izumi FC |
| Youthyears2: | 2004–2009 |
| Youthclubs2: | FC Tokyo |
| Collegeyears1: | 2010–2013 |
| College1: | Tokyo Gakugei University |
| Years1: | 2014 |
| Clubs1: | Azul Claro Numazu |
| Caps1: | 2 |
| Goals1: | 0 |
| Years2: | 2015–2016 |
| Clubs2: | HBO Tokyo |
| Years3: | 2016–2017 |
| Clubs3: | Telstar |
| Caps3: | 25 |
| Goals3: | 3 |
| Years4: | 2018 |
| Clubs4: | IF Gnistan |
| Caps4: | 10 |
| Goals4: | 4 |
| Years5: | 2019 |
| Clubs5: | PEPO |
| Caps5: | 10 |
| Goals5: | 0 |
| Years6: | 2021 |
| Caps6: | 14 |
| Goals6: | 4 |
| Years7: | 2022–present |
| Clubs7: | Leopard Cat |
| Caps7: | 35 |
| Goals7: | 11 |
| Pcupdate: | 2023 |
is a Japanese football player currently playing for Leopard Cat FC in Taiwan Football Premier League.[1]
He made his professional debut in the Eerste Divisie for SC Telstar on 9 September 2016 in a game against De Graafschap.[2]
He signed a contract until end of the season with Finnish third-tier club IF Gnistan in July 2018.[3]