Simonas Bilis (born 11 November 1993) is a Lithuanian swimmer.

Bilis represented Lithuania at the 2015 World Aquatics Championships where he finished 20th in 50m freestyle.

In 2016, he broke national record with 48.64 in men's 100m freestyle and qualified for 2016 Olympics.

[1] He finished 8th place in the 50 meter Freestyle at the Rio 2016 Summer Olympics.

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