 Pari gbolohun ti o tẹle: Ross MacKenzie ti a bi ni 18 Keje 1946 jẹ oludije ẹlẹsẹ ẹlẹsẹ ẹlẹsẹ ti Ilu Kanada. Ó kópa nínú ìdíje : 400 metres àwọn ọkùnrin ní ìdíje Òlíńpíìkì Ọdún 1968. O pari keji ni 1967 Pan American Games 4 × 400 metres relay pẹlu Brian MacLaren, Bill Crothers, ati Robert McLaren. MacKenzie tun pari ni karun ni 1967 Pan American Games 400 mita. Ó gba àmì ẹyẹ fàdákà ní 1966 British Empire and Commonwealth Games 4 x 440 yards relay pẹlú Don Domansky, Brian MacLaren àti Bill Crothers. 