Kaloyan Toshkov Ivanov (born March 18, 1986) is a Bulgarian former professional basketball player for Levski Sofia of the NBL.

[1] On July 20, 2010 he signed a two-year deal with Spanish club Cajasol Sevilla.

[5] On December 20, 2012, he left Donetsk and signed with Italian club Sidigas Avellino for the rest of the season.

[8] On January 26, 2015, he left Andorra and signed with Trabzonspor of the Turkish Basketball League.

[10] On August 17, 2017, he signed with Socar Petkim of the Turkish Basketball First League.