2001 - INTERNATIONAL MINIATURE PRINT EXHIBITION  Norwalk Connecticut   USA

2001 - XXI MINI PRINT INTERNATIONAL Cadaqes Barcelona   SPAIN

2001 - XX BIENNALE INTERNATIONAL EX LIBRIS COMPETITION  Sint Niklaas   BELGIUM

2001 - IX EXPOSITION ARTISTIQUE CENTRE CULTURAL DE CARMAUX   FRANCE

2001 - XI INTERNATIONAL PRINT BIENNIAL Varna   BULGARIA

2001 - IV INTERNATIONAL GRAPHIC COMPETITION FOR EX LIBRIS  Gliwice   POLAND

2001 - III INTERNATIONAL EX LIBRIS EXHIBITION " A Tribute to birds" Guadalupe   MEXICO

2002 - XIX INTERNATIONAL EXHIBITION OF MODERN EX LIBRIS  Malbork   POLAND

2002 - LESSEDRA FIRST WORLD ART PRINT ANNUAL - MINI PRINT The Sofia City Art Gallery   BULGARIA

2002 - XXII MINI PRINT INTERNATIONAL Cadaqes Barcelona SPAIN

2002 - INTERNATIONAL EX LIBRIS COMPETITION " Bibliophilism or the book love"  Varese   ITALY

2002 - EXLIBRIS EXIBITION CARNEGIE LIBRARY GALLERY  London    ENGLAND

2002 - I INTEBALKAN FORUM OF CONTEMPORARY MINIATURE ART   GREECE

2002 - III TRIENALE  Havirov   CZECH  REPUBLIC

2003 - X INTERNATIONAL BIENNALE EXIBITION OF SMALL FORMS AND EXLIBRIS Ostrow Wielkopolski  POLAND

2003 - THE 1 st  INTERNATIONAL EXLIBRIS COMPETITION   Ankara   TURKEY

2003 - INTERNATIONAL MINIPRINT AND BOOKPLATE EXHIBITION Cluj-Napoca    ROMANIA

2003 - I st INTERNATIONAL EXLIBRIS COMPETITION  Sofia   BULGARIA

2003 - VI INTERNATIONAL BIENNAL OF ENGRAVING  Acqui Terme   ITALY

2003 - VI TRIENALE MONDIALE Charmalies   FRANCE

2003 - XXI BIENNALE INTERNATIONAL EX LIBRIS COMPETITION  Sint Niklaas   BELGIUM

2004 - II BIENALE OF SMALL GRAPHIC FORMS Veles  MACEDONIA

2004 - XV SHINKOHANNGA EXLIBRIS COMPETITION  Tokio   JAPAN

2004 - INTERNATIONAL EX LIBRIS TRIENNIAL Bratislava  SLOVAKIA

2005 - XI  INTERNATIONAL BIENNALE EXIBITION OF SMALL FORMS AND EXLIBRIS   Ostrow Wielkopolski   POLAND

2005 - XXII  BIENNALE INTERNATIONAL EX LIBRIS COMPETITION  Sint Niklaas  BELGIUM

2005 - XX INTERNATIONAL EXHIBITION OF MODERN EX LIBRIS  Malbork  POLAND

2005 - I st INTERNATIONAL BIENNALE EX LIBRIS AND SMALL FORMS Gniezno  POLAND

2005 - II INTERNATIONAL EX LIBRIS COMPETITION Bodio Lomnago  ITALY

2005 - I st LEFKAS INTERNATIONAL TRIENALE EX LIBRIS Lefkas GREECE

2003 - X INTERNATIONAL BIENNALE EXIBITION OF SMALL FORMS AND EXLIBRIS -Ostrow Wielkopolski  POLAND

2004 - II PRICE  - II BIENALE OF SMALL GRAPHIC FORMS- Veles   MACEDONIA

2004 - AWARD ON NIPPON EX LIBRIS ASSOCIATION 15 th Shinkohannga Competition  - Tokyo JAPAN

2005 - X INTERNATIONAL BIENNALE EXIBITION OF SMALL FORMS AND EXLIBRIS -Ostrow Wielkopolski  POLAND

Some of his works are property of private collectors and galleries from USA, FRANCE, ITALY, GERMANY, HOLLAND, UK, BELGIUM, JAPAN, CANADA and BULGARIA.

E-Mail: hnaidenoff@yahoo.com

Hristo Naidenov

P.O.Box 169

5100 Gorna Oriahovitza

BULGARIA