William Wallace Pinson Jr. (November 4, 1888 – March 6, 1937) was an American college football coach, player, and architect.

Pinson attended Vanderbilt University and participated in football, basketball, and baseball.

He married Marguerite Baker on November 20, 1914, at her parents home in Clarksville, Tennessee.

While living in Nashville he worked for Tisdale and Pinson and designed the Central Elementary School in Union City, Tennessee, and Eakin Elementary School, both of which were on the National Register of Historic Places.

This biographical article relating to an American football coach is a stub.