Individual and collective exhibitions
1964 - Laterna magica (September-December), Prag (Czech Republic), Sculptures and Objects (together with his brother, sculptor Jan Wagner).
1970 - Youth Gallery, Mánes (May), Prag (Czech Republic), Josef Wagner, Drawings - Jan Wagner, Mobile Phones.
1988 - Arts Center of Athens (January-February), Athens, Greece, 172 Paintings and Drawings by Josef Wagner.
1988 - Navy Pier Gallery (May), Chicago (USA), Josef Wagner, Paintings.
1988 - Aleš South Bohemian Gallery in Hluboká nad Vltavou (June to September), AJG branch in Bechyně, Granary Castle, Czech Republic, Exhibition of 172 Paintings and Drawings by Josef Wagner.
1989 - Navy Pier Gallery (May), Chicago (USA), Josef Wagner, One man show, 17 Paintings and Drawings.
1989 - Sytsema Galleries (October), The Hague (Netherlands), Josef Wagner, Retrospective.
1989 - Galerie de Rivo (November-December), Paris (France), Josef Wagner, 52 Paintings.
1990 - Peither Lichtenfels Gallery (February), Vienna (Austria), Josef Wagner, Paintings.
1990 - 21/90 Art Basel (May), Basel (Switzerland), Josef Wagner, Paintings.
1990 - Galerie du Cobra (May-June), Paris (France), Josef Wagner, Retrospective (1960-1990).
1990 - Old-New Gallery (May-September), Prague (Czech Republic), Josef Wagner, Paintings and Graphics.
1990 - The Herron Gallery (June), Indianapolis (USA), Josef Wagner, Paintings.
1990 - Galerie Saint-Germain-des -Prés (July-September), Paris (France), Josef Wagner, Selection of Works.
1991 - Galerie Ambiance (April-May), Lucerne (Switzerland), Josef Wagner, Retrospective (1969-1991).
1991 - Arturo Lopez Gallery (July), Neuilly-sur-Seine (France), Josef Wagner, Selection of Works
1992 - Galerie R.O.M.E. (June), Grenoble (France), Josef Wagner, Paintings.
1992 - Olivier Arens Gallery, Saint Martin (France), Josef Wagner, Paintings, Permanent Exhibition.
1993 - Aleš South Bohemian Gallery in Hluboká nad Vltavou, Wortner House (January, March), České Budějovice (Czech Republic), Josef Wagner, Paintings and Drawings.
1993 - Gallery of Fine Arts in Cheb (April-May), Cheb (Czech Republic), Josef Wagner, Paintings and Drawings.
1993 - Vysočina Regional Gallery in Jihlava (May-June), Jihlava (Czech Republic), Josef Wagner, Paintings and Drawings.
1993 - Château de Sainte-Suzanne en Mayenne (from May to September), Sainte-Suzanne (France), Josef Wagner, Retrospective (1958-1993).
1994 - Galerie Ambiance (September-October-November), Lucerne (Switzerland), Josef Wagner, Paintings and Drawings.
1996 - Municipal Museum of Mariánské Lázně (May-June), Mariánské Lázně (Czech Republic), Josef Wagner, Paintings and drawings.
1997 - Galerie Ambiance (May-June- July), Lucerne (Switzerland), Josef Wagner, Paintings and Drawings.
1998 - Klicper Gallery, Klicper Theater (January-February), Hradec Králové (Czech Republic), Josef Wagner, Paintings, Drawings, Graphics (1968-1997).
1999 - Aleš Pražan Gallery (March-April), Hradec Králové (Czech Republic), Josef Wagner, Paintings and Drawings.
1999 - Palais Bénédictine (from October to December), Fécamp (France), Josef Wagner, Retrospective (Works from 1958 to 1997).
2001 - Celebris Gallery (October-November), Hradec Králové (Czech Republic), Josef and Jan Wagner, Paintings, Drawings, Graphics, Objects, Sculptures.
2004 - Fine Arts Gallery Armin W. Batting (May-June), Lucerne (Switzerland), Josef Wagner, The Generals Dream of a Nice Catastrophe.
2004 - Office building of Pegas (May-June), a. S., Znojmo (Czech Republic), Josef Wagner, Graphics, Pastels and Paintings.
2005 - Castle Greenhouse (July-August), Boskovice (Czech Republic), Josef Wagner, Paintings and Graphics from Private Collections.
2005 - Trutnov City Gallery (September-October), Trutnov (Czech Republic), Josef Wagner, Paintings and Graphics from Private Collections.
2005 - Dračí ulička Gallery (September-October), Gymnasium in Trutnov (Czech Republic), Josef Wagner, Graphic Artist.
2008 - Gallery of the City of Trutnov in cooperation with the Gallery of Fine Arts in Náchod (June-July- August), Trutnov (Czech Republic), Josef Wagner, A Lonely House.
2016 - ART Galerie Present (September-October), České Budějovice (Czech republic), Memory of Josef Wagner.
2019 - Museum Kampa, Nadace Jana a Medy Mládkových (April-May-June), Praha (Czech Republic), Anatomy of a Leap Into the Void, The Year 1968 and Visual Arts in Czechoslovakia.