Lyudmila Nikolayevna Porubayko (Russian: Людмила Николаевна Порубайко; born 24 April 1950) is a Soviet swimmer.

She competed at the 1972 Summer Olympics in the 100 m and 200 m breaststroke and finished seventh in the latter event.

[1] Between 1969 and 1973 she won two national titles, and in 2011, she won a bronze medal in the 200 m breaststroke at the European masters championships.

[2] She graduated from the Kuban State Medical University in 1974, where she defended her PhD in 1985, and since 1991 is chairing the sports department.

This biographical article related to a Russian swimmer is a stub.