Aleksandr Porkhomovskiy (born 12 August 1972) is a Russian-born Israeli retired sprinter.
His personal best in the 100 meters is 10.12, set in Russia on July 14, 1994. He competed five times at World Athletics Championships in 1993 (semi finalist), 1995 (quarter finalist), 1997 (quarter finalist), 1999 (quarter finalist) and 2001 (quarter finalist).
He is the Israeli national record holder at 100 meters and 60 meters and was former Russian record holder at 100 meters U23. In 1999 he became an Israeli athlete. He retired in 2003.
