Harry A. Merlo (March 5, 1925 – October 24, 2016) was an American businessman and philanthropist in the state of Oregon.

[1] In July 1995, he was forced to resign from LP by the board of directors after the company faced several lawsuits over siding problems.

[1] Merlo also donated funds to the World Forestry Center and St. Mary's Home for Boys, among others.

[5] Following his departure from LP, he spent time running his winery in Sonoma County, California, along with his ranch in Eastern Oregon near La Grande.

[4] In 2013, he led a failed effort to convert the Portland Water Bureau into an independent, but still public, entity.