Shinya (Shin'ya) is a Japanese given name, usually for males. It is pronounced as "Shin-ya", not "Shi-nya".
People named Shinya include:
Shinya Aoki (born 1983), professional mixed martial artist
Shinya Arino (born 1972), Osaka comedian part of Yoiko (よゐこ, Yowiko) and host of GameCenter CX
Shinya Hashimoto (1965–2005), professional wrestler
Shinya Kimura, bike builder
Shinya Matsuda, a voice actor
Shinya Nakamura (born 1973), professional Go player
Shinya Nakano (born 1977), motorcycle racer
Shinya Ōtaki (born 1953), a Japanese voice actor
Shinya Takahashi, a video game producer
Shinya Tsukamoto, film director and actor
Shinya Yamada (born 1970), drummer of the band Luna Sea
Shinya Yamanaka, cell biologist,
Shinya (musician) (born 1978), drummer of the band Dir en grey