BC Lokomotiv Sofia (Bulgarian: БК „Локомотив София“) are a Bulgarian basketball club based in the capital Sofia and part of the Lokomotiv Sofia sports club.

They play their home games at Lokomotiv Hall in Sofia.

In 2002 the men's and women's basketball teams were disbanded due to financial difficulties.

In 2020 the men's basketball team was restored.

In 1967 Lokomotiv achieved one of the biggest international victory in Bulgarian basketball by defeating a three-digit score Real (Madrid).