John Harris (21 July 1841 - 25 August 1887) was a Canadian businessman. He was the eldest son of Alanson Harris, the founder of A. Harris, Son and Company, a farm implement company that was a predecessor to Massey-Harris and subsequently Massey Ferguson.
Harris married Alice Jane Tufford of Beamsville, Ontario|Beamsville]] in 1863 and had nine children, including the businessman and politician Lloyd Harris.
Born in Townsend Township, in Norfolk County, Canada West, Harris died in Brantford,Ontario, in 1887.