Mariana Lengyel

Mariana Lengyel (née Ionescu; born 14 April 1953) is a Romanian female former track and field athlete who competed in the discus throw. She was a three-time national champion, winning from 1987 to 1989. She represented her country at the 1987 World Championships in Athletics, finishing in eighth place.

She was bronze medallist on home turf in Bucharest at the 1981 Summer Universiade. Her personal best was achieved in 1986 and ranked her fifth globally that year. As of 2018, she ranks in the all-time top 40 for the event.

National titles

 * Romanian Athletics Championships
 * Discus throw: 1987, 1988, 1989