Diliana Georgieva was selected for the Bulgarian national team as a native of Pazardzhik.

Her breakthrough was at the 1983 World Championships in Strasbourg, when she won the gold medal in the all-around, against her teammates and in the apparatus finals she again won titles for clubs and ribbon finals.

In 1984, Georgieva placed third at the 1984 European Championships but won the gold medal in clubs and ribbon finals.

She was highly favored to win the all-around but missed competing at the 1984 Olympics Games because of the Eastern-bloc boycott.

In 1985, Diliana Georgieva retired and married Bulgarian pentathlon champion Vladimir Klintcharov.