Walter William Kinney (September 9, 1893 – July 1, 1971) was a pitcher in Major League Baseball who played for the Boston Red Sox (1918) and Philadelphia Athletics (1919–20, 1923).

[1] In a four-season career, Kinney posted an 11–20 record with 129 strikeouts and a 3.59 earned run average in 290+2⁄3 innings pitched.

He was a better than average hitting pitcher, posting a .280 batting average (35-for-125) with 17 runs, 2 home runs, 18 RBI and 12 bases on balls.

Kinney died in Escondido, California, at the age of 77.

This biographical article relating to an American baseball pitcher born in the 1890s is a stub.