Marta Lach (born 26 May 1997) is a Polish professional racing cyclist, who currently rides for UCI Women's WorldTeam Team SD Worx–Protime.

She rode in the women's road race at the 2016 UCI Road World Championships, but she did not finish the race.

[3][4] She comes from Głębowice and she is studying in University School of Physical Education in Kraków.

She has a younger brother, Michał, who is an amateur cyclist.

This biographical article relating to Polish cycling is a stub.