Wataru Takamatsu (高松渡, Takamatsu Wataru, born July 2, 1999 in Kakogawa, Hyogo, Japan) is a Japanese professional baseball infielder for the Saitama Seibu Lions of Nippon Professional Baseball (NPB).

On October 20, 2017, Takamatsu was selected as the 3rd draft pick for the Chunichi Dragons at the 2017 NPB Draft[1] and on November 15, signed a provisional contract with a ¥50,000,000 sign-on bonus and a ¥6,000,000 yearly salary.

[2] On July 18, 2023, Takamatsu was traded to the Saitama Seibu Lions in exchange for Seiji Kawagoe.

[3] Takamatsu is said to see Hanshin Tigers outfielder Yoshio Itoi as his benchmark for success.

[4] This biographical article relating to a Japanese baseball infielder is a stub.