Primary actinomycotic infection is a rare finding in breast with very few cases been reported in male breast and it is seen to be associated with trauma to skin or any predisposing conditions like diabetes mellitus. We are reporting an unusual rare case of actinomycosis of breast in a 70 year old male patient who came with the complaints of swelling in the right breast since seven years along with pain and bloody discharge from nipple since five to six months. Clinically breast malignancy was suspected and lumpectomy was done. Histopathological study showed features of actinomycosis.