William George Schneider, OC FRS FRSC FCIC[2] (1 June 1915, Wolseley, Saskatchewan – 18 February 2013 in Ottawa, Ontario[3]) was a Canadian chemist and research administrator, who was president of the National Research Council of Canada from 1967 to 1980.

[5] With the aid of a Royal Society of Canada Fellowship, he conducted postdoctoral research at Harvard University for 3 years.

At NRC, he was promoted in 1963 to director of the Division of Pure Chemistry, then in 1965 to vice-president (scientific), and in 1967 to president, retiring in 1980.

[2][6] He co-authored with John A. Pople and H. J. Bernstein the book High-resolution Nuclear Magnetic Resonance.

According to The Canadian Encyclopedia, he "has published extensively in molecular forces, critical phenomena, ultrasonics, nuclear magnetic resonances and organic semiconductors.