Proper knowledge of variations of arteries supplying the kidney is essential not only to the anatomists but also to the surgeons. The present case shows unilateral left double renal artery in 54-year-old male cadaver during routine dissection of abdomen. First renal artery was arising from aorta at the level of L1 vertebra whereas second renal artery was arising from same 5 cm below it. Details are discussed.