The invention discloses a multi-trigger mechanism of hedge trimmer main handles. The multi-trigger mechanism comprises a machine body, a transmission mechanism, a first main handle, a second main handle and a third main handle, wherein an accommodating cavity is arranged in the machine body, and a power switch is arranged in the accommodating cavity; the transmission mechanism consists of a left connecting rod and a right connecting rod arranged in spliced linkage, and the upper end of the left connecting rod abuts against a control button of the power switch; a first main trigger is arranged on the first main handle, and one end of the first main trigger abuts against the control button; a second main trigger is arranged on the second main handle, and one end of the second main trigger abuts against one end of the right connecting rod; a third main trigger is arranged on the third main handle, and one end of the third main trigger abuts against the lower end of the left connecting rod. The multi-trigger mechanism can help an operator to complete trimming work in multiple directions, and solves the technical problem that a hedge trimmer is inconvenient to operate.