Aleksandra Stach (born 6 January 2000) is a Polish slalom canoeist who has competed at the international level since 2015.

[1] She won two medals in the mixed C2 event at the ICF Canoe Slalom World Championships with a gold in 2018[2] and a silver in 2019.

Her partner in the mixed C2 boat is also her coach Marcin Pochwała.

[3] Stach represented Poland in the inaugural edition of the C1 event at the 2020 Summer Olympics in Tokyo, after Poland was reallocated the Oceania quota.

[4] She finished in 19th place after being eliminated in the heats.