William Arthur Humber CM (born September 9, 1949 in Toronto, Ontario)[1] is a Canadian sports historian, author, journalist, environmentalist, and educator.

[2] Humber began working at Seneca College in 1977, where he served as a department chair, and the director of Eco-Seneca Initiatives, the college's department devoted to environmental educational initiatives.

Humber is the author of several books on baseball, sports, the environment, and his hometown of Bowmanville, Ontario.

[3] In 1989, he was a subject specialist at the Royal Ontario Museum for an exhibit on baseball.

[3] Humber was inducted in the Canadian Baseball Hall of Fame on June 16, 2018.