Katrin Velkova (Bulgarian: Катрин Велкова) (born 16 August 1991) is a Bulgarian group rhythmic gymnast.

She represents her nation at international competitions.

She participated at the 2012 Summer Olympics in London.

[1] She also competed at world championships, including at the 2010 and 2011 World Rhythmic Gymnastics Championships.

This biographical article related to a Bulgarian rhythmic gymnast is a stub.