Delyan first began dancing together with partner Boriana Deltcheva in the Amateur division back in 1995. They became 3-time Bulgarian Latin Champions.
On October 5, 1999, they moved from Bulgaria to the United States to continue their competitive career.
Delyan Terziev and his partner and wife Boriana represented the U.S. in Professional Latin and Showdance competitions all throughout the world. They became winners of the World Cup Latin Championships in London as well as the World Showdance Finalists. The couple was ranked second in North American Latin events and was again selected to represent the U.S. for the World Crown. They trained for at least three hours every day, seven days a week during their competitive careers.
Delyan and Boriana Deltcheva are known as the 7-time USA National Professional Latin Finalists, 3-time USA National Latin Silver Medalists, USA National Latin Showdance Champions, as well as multi-time semi-finalists in many of the biggest competitions in the world. These include the Blackpool Dance Festival, UK Open, International Open, Asian Open Championships, and The World Championships.
Aside from their love of competing, both Delyan and Boriana have found love through teaching young dancers. They travel from the USA to Asia to coach the youth. Their goal is to educate, train, and inspire them to become champions.
Delyan and Boriana are also the organizers of the Golden Star DanceSport Championships.