The Eaton family is a Canadian family of Scottish-Irish Methodist origin. Established in Toronto, the family dynasty began in 1869 when Timothy Eaton (1834–1907) founded Eaton's, which became a national chain of department stores. At its height, the family's net worth was around $2 billion. Although the Eaton's department store chain went bankrupt in 1999, the family still holds considerable wealth.

Timothy Eaton was an Irish businessman who founded the Eaton's department store, one of the most important retail businesses in Canada's history.