Marina Nichișenco,[1] née Marghieva (Russian: Марина Сослановна Маргиева, Marina Soslanovna Margieva; born 28 June 1986) is a female hammer thrower who competes for Moldova.

[2] Born in Russia, she is the older sister of Zalina Marghieva and Serghei Marghiev, and is coached by her father Soslan.

[2] Nichișenco was due to compete at the 2012 Olympic Games but was withdrawn by her National Olympic Committee after her A-sample tested positive for stanozolol during a drug test.

[4] Note: Was scheduled to compete, withdrawn due to positive results from a drug test.

This biographical article relating to Moldovan athletics and track and field is a stub.