Rehina Petrivna Todorenko (Ukrainian: Регіна Петрівна Тодоренко also Regina Petrovna Todorenko in Russian: Регина Петровна Тодоренко; born 14 June 1990), is a Ukrainian-Russian pop-singer and television presenter.

As a child she spent a lot of time in the theatre studio, dance class, and took vocal lessons.

At the blind audition Regina performed the song Tina Karol "the Night".

On April 23, 2020, Todorenko was interviewed by Laura Dzhugelia of PeopleTalk, a celebrity news outlet.

In October 2022, amid the Russian invasion of Ukraine, Todorenko came under Ukrainian sanctions by the National Security and Defense Council of Ukraine, along with other Ukrainian singers Taisia Povaliy, Ani Lorak and Anna Sedokova.