Alexander Tikhonov (born 4 May 1988, Miass) is a Russian swimmer who competes in the Men's 200 and 400 m individual medley. At the 2012 Summer Olympics he finished 21st overall in the heats in the Men's 400 metre individual medley and failed to reach the final. In the 200 m individual medley he finished in 24th place in the heats and again failed to progress.