Maryna Kyiko (born 7 January 1987) is a trampoline gymnast from Ukraine.
Maryna competed in the women's trampoline event at the 2012 Summer Olympics where she finished last in 16th place.
At the 2019 European Games in Minsk, she won a silver medal in the synchronized trampoline event alongside Svitlana Malkova.
In February 2020, at the FIG Trampoline World Cup in Baku, she and Svitlana Malkova again secured a silver medal in the synchronized competition.