Aleksandrina Naydenova (Bulgarian: Александрина Найденова; born 29 February 1992) is a Bulgarian former professional tennis player.

On 9 September 2019, she reached her highest singles ranking of 218 by the WTA whilst her best doubles ranking is No.

On 27 December 2019, Naydenova was given a provisional suspension by the Tennis Integrity Unit (TIU) for several cases of suspected match-fixing between 2015 and 2019.

[2] After months of appealing in to the TIU in the Independent Anti-Corruption Hearing, in late November 2020, Naydenova was banned from professional tennis for life for 13 charges; 12 cases of match-fixing across WTA Tour and ITF Women's Circuit, and one relating to numerous incidents of non-cooperation with the TIU during the investigation process.

239 in singles at the time of her suspension.