Yasuaki Yamasaki (山崎 康晃, Yamasaki Yasuaki, born October 2, 1992 in Arakawa, Tokyo) is a Japanese professional baseball pitcher for the Yokohama DeNA BayStars of Nippon Professional Baseball (NPB).

Yamasaki was selected for the Japan national baseball team at the 2015 WBSC Premier12.

[2] On February 27, 2019, he was selected for the Japan national baseball team at the 2019 exhibition games against Mexico.

[3] On October 1, 2019, he was again selected for the Japan national team at the 2019 WBSC Premier12.

[5] This biographical article relating to a Japanese baseball pitcher is a stub.