The invention discloses noni fruit vinegar and a production method thereof, filtrate obtained by hot leaching of mixture of edible vinegar, noni fruit lactic acid fermentation undecanted wine, honey, arillus longan and matrimony vine is the noni fruit vinegar, the noni fruit lactic acid fermentation undecanted wine is prepared by steps of crushing selected noni fruit, and adding sugar, Lactobacillus bulgaricus and thermophilic streptococcus to ferment. The nonifruit vinegar provided by the present invention can maintain function and character of noni fruit, can improve body diathesis and immunization function, has efficacy of antioxidation and liver protection, and characteristic of mild sour flavour and non-stimulation, can be used as edible vinegar for cooking and being eaten together with rice or bread, can be drunk as beverage type and health care type edible vinegar, caters to human diet health care, diseases prevention and body-building trend, and has great exploitation potential. The invention has advantages of simple production method, and easily available raw material.