Lyuben Zidarov was born on 23 December 1923 in Veliko Tarnovo, Bulgaria. He graduated in Painting in 1947 at National Academy of Art, Sofia in the studio of Prof. Iliya Petrov. He worked mainly in the field of book design and illustration for the next three decades and illustrated over 300 books.
From 1980 onwards he began to work mainly in the field of painting and has many exhibitions all over the world. 
- Grand Prix of the First National History Exhibition of the Bulgarian Comic Book
- Gold medal at the Leipzig International Book Fair in Moscow and Bologna
- Silver medal at the Leipzig International Book Fair in Moscow and Bologna
- Boris Angelushev Prize of the Union of Bulgarian Artists (1976)
- Hans Christian Andersen’s Athens Prize
- Nominated for the Astrid Lindgren Memorial Prize