Oleksandra "Sasha" Sidorenko is a Ukrainian-born Polish professional boxer who held the European female lightweight title in 2017.
Sidorenko made her professional debut on 18 April 2015, scoring a four-round unanimous decision (UD) victory against Bojana Libiszewska at the Arena Hall in Legionowo, Poland.
After compiling a record of 6âÂÂ0 (1 KO), she defeated Isabelle Pare via UD to capture the vacant European female lightweight title on 30 September 2017, at the Hala ICDS in à Âomianki, Poland, with the judges scorecards reading 100âÂÂ90, 100âÂÂ90 and 100âÂÂ91.
After two-year maternity break, Sidorenko made her comeback on 19 October 2019, defeating Mayra Gomez via eight-round UD. Her next fight was a UD victory against Karina Kopinska in July 2020.
On 24 September 2021, Sidorenko fought Serbia's Jelena JaniÃÂijeviÃÂ for the vacant European female lightweight title with the contest ending in a draw. The boxers met again to decide the title on 5 March 2022, with JaniÃÂijeviÃÂ winning by split decision to hand Sidorenko the first defeat of her professional boxing career.