A multi-function hook is provided. The multi-function hook includes a hook unit and a plug unit. The hook unit includes a fixing board and at least one hook body. The fixing board includes a first L-shaped sheet and a second L-shaped fixing sheet having a hole respectively. The fixing board further includes at least one first protruded hook member, and an assembling hole disposed corresponding to the second L-shaped fixing sheet. The hook body is fixed on the front surface of the fixing board. The plug unit is assembled to the assembling hole and is fixed on the fixing board. The plug unit includes a cover and at least one second protruded hook member connecting with the cover. The cover includes a hollow hole disposed corresponding to the second L-shaped fixing sheet. The hook is fixed on a fixing body by nailing way with the first and the second L-shaped fixing sheets, and the hook is fixed on a fixing body by fastening way with the first and the second protruded hook members, so that the hook would be fixed by nailing and fastening ways.