1957 Elitzer Gallery, Saarbrücken, “Leo Erb”
1961 Raymond Duncan Gallery, Paris, “Leo Erb/Walter Spiess”
1965 Elitzer Gallery, Saarbrücken
1966 Gallery le Soleil dans la Tê, Paris, “Leo Erb”
1967 Gallery Atelier Mensch, Hamburg, “Structure and Movement”
1970
Centre Co-Mo, Paris, “Leo Erb – Line and Movement”
Ludwig-Reichert Centre, Ludwigshafen, “Line and Surface in Motion”
Artist Group, Mainz, “Line and Surface in Motion”
1971 Goebels Gallery, Kaiserslautern, “Kinetic Objects and Graphics”
1973 Püschel Art Promotion, Bielefeld
1974 Hermanns Gallery, Fürstenfeldbruck, “Art of Lines and Objects”
1975
Department of Culture, Kaiserslautern, “Construction and Movement”
Leaman Gallery, Düsseldorf, “Art of Lines and Objects”
Book: “Leben und Tod der Linie” ( “Life and Death of the Line”)
1976
The Electric Gallery, Toronto, “Leo Erb - Kinetic Art”
Gallery Nüziders, Seebacher, “Art of Lines and Objects”
Gallery Mathea, St. Ingbert
1977
Art Cologne 11th International exhibition, Cologne, (Solo exhibition)
Art 8 Basel International exhibition, Basel, (Solo exhibition - Electric Gallery, Toronto)
Gallery Nüziders, Seebacher
1978
Art Line Gallery, The Hague, “Leo Erb”
Gallery Pellegrino, Bologna
Gallery Hermanns, Munich
1979 New Gallery, Graz Gallery Lang, Vienna, “Kinetics - Cybernetics 79”
1980
Gallery Dr. Luise Krohn, Badenweiler
Gallery Pa Szepan, Gelsenkirchen
Art museum Sprengel collection, Hannover, “Leo Erb - Lines and Variations”
1981
Gallery de Sluis, Leidschendam (Netherlands)
Gallery de la Verrière, Strasbourg, “Leo Erb”
The Art Gallery Harbor front, Toronto
1982
Gallery Ferdinand Maier, Kitzbühel
Gallery Arco, Herdecke
1983
Pfalz Gallery, Kaiserslautern
Gallery Walzinger, Saarlouis
Gallery Art Stable/de Sluis, Amsterdam
1984
Wack Gallery, Kaiserslautern
Gallery Rottloff, Karlsruhe
1985 Gallery Stahlberger, Weil am Rhein
1986
Gallery Walzinger, Saarlouis
Wack Gallery, Kaiserslautern
1987 Arts Center Mannheim, “Leo Erb”
1988
Gallery Stahlberger, Weil am Rhein
Gallery von Braunbehrens (Exhibition with Karl Prantl)
Gallery Dr. Luise Krohn, Badenweiler
Gallery Walzinger, Saarlouis
Modern Gallery - Museum of Saarland, Saarbrücken, “Leo Erb, Line Art 1968-1988”
1989
Wack Gallery, Kaiserslautern
Gallery Ferdinand Maier, Kitzbühel
1990
Gallery Domberger, Filderstadt
Kubus, Hannover
1991
Gallery Stahlberger, Weil am Rhein
Formart Gallery, Zweibrücken
1992
Art Gallery Schaller, Stuttgart
Museum of modern art, Cuxhaven and Bremerhaven Region
Wilhelm Hack Museum, Ludwigshafen, “Early Drawings”
1993
Saarland Museum, Saarbrücken, “Designs 1947-1992”
Wack Gallery, Kaiserslautern, “Drawings 1993”
Gallery Dr. Luise Krohn, Badenweiler, “Retrospective”
The Constructivist Tendency Gallery, Stockholm
Urban Gallery Villa Zanders, Bergisch Gladbach, “A Retrospective”
1995
Gallery Monika Hoffmann, Paderborn
Gallery Kain, Basel/Riehen, “Line Art + Line Objects”
The White Gallery, Cologne, “Line Art + Line Objects”
1996 Gallery Wack, Kaiserslautern, “Line Art + Line Objects”
1997 Gallery Kain, Basel/Riehen
1998
Wack Gallery, Kaiserslautern, “Line Art + Line Objects”
Gallery Mack, Göppingen
1999
The White Gallery, Cologne
Wack Gallery, Kaiserslautern, “Line Art + Line Objects”
Gallery Ferdinand Maier, Kitzbühel, “White like Snow”
2001
Wack Gallery, Kaiserslautern, “Line Art + Line Objects”
Gallery Ucher, Cologne, “Line Art + Line Objects”
Museum for Concrete Art, Ingolstadt, “With White you must confess to color”
2002 Gallery Wack, Kaiserslautern, “Calm and Moved” Formart Gallery, Zweibrücken
2003
Pfalz Gallery, Kaiserslautern, “Leo Erb - A life for the line”
Wilhelm Hack Museum, Ludwigshafen, “Leo Erb – A life in white”
Josef Albers-Museum Square, Bottrop, “Leo Erb - A life in white”
Gallery Wolfsburg, Wolfsburg, “Leo Erb - A life in white”
Ucher Gallery, Cologne, “A life on the line”
Town centre Gallery, Neunkirchen, “A life on the line”
2004
Art Society Dillingen, Dillingen Palace, “A life on the line”
Conny Dietzschold Gallery, Sydney, “Leo Erb – a life for the line”
Wack Gallery, Kaiserslautern, “The Line”
2006
Conny Dietzschold Gallery, Sydney
Wack Gallery, Kaiserslautern (together with works from Sascha Langer)
2007
Art Cologne 41st International exhibition, one-man-show (together with Dieter Villinger)
Wack Gallery, Kaiserslautern, “Relief drawing sculpture” (together with works from Sascha Langer)
Wack Gallery, Kaiserslautern, “Line images, line objects and line drawings”
2008 Swiss Life Forum for Art & Culture, Leopold Palace, Munich, “With White you must confess to color”
1954 City Museum, Homburg, “The boys in the country”
1956 City Museum, Homburg, “Saarland Paintings of the Presence”
1958
Saarland and Ludwigshafen Museum, Saarbrücken, “New Group Saar - New Pfälz Group”
Group Zero, Düsseldorf, “7. Evening Exhibition, The Red Picture”
1959
Kasper Gallery, Lausanne, “Group Zero and New Group Saar”
Saarland Museum, Saarbrücken, “New Group Saar and Group Zero”
Graphic Cabinet, Saarbrücken, “Image Graphics –Group Zero (Guest Artist) and New Group Saar”
1960 Villa Metternich, Koblenz, “Form and Color”
1961 University Gallery, Paris Kasper Gallery, Lausanne
1962 Graphic Cabinet, Saarbrücken, “Young Artists”
1963 University Gallery, Paris
1964 Casanova Gallery, Paris
1965 Champs Elysees, Paris, “La foire des poetes”
1966 Salon Paris, Paris, “Salon de Mai”
1967 Congress Hall, Saarbrücken, 20 years of Painting at the National Art College”
1968
Pfalz Gallery, Kaiserslautern, “Plastics of the Presence”
Villa am Wald see, Berlin, “Kinetic of the Presence”
1969
Centre Co-Mo Gallery, Paris
Gallery La Cloche, Cannes
Modern Gallery Saarland Museum, Saarbrücken, “Saar 69”
Gallery La Cloche, New York
1970
Salon Paris, Paris, “Comparisons Tomasello - Erb - Soto"
Salon Paris, Paris, “Jeune Sculpture”
Rheinisches State Museum, Bonn, “German Artist Association”
Centre Co-Mo, Paris, “Exposition Cinetique” and “I'Art Actuel”
1971
Salon Paris, Paris, “Jeune Sculpture”
Salon Paris, Paris, “Grands et Jeunes d'Aujourd'hui”
Musee de Pontoise, Pontoise, “Serigraphie Contemporaine”
Art Cologne 4th International exhibition, Cologne
Gallery Lara Vinci, Paris
Galerie Iris Clert, Paris
C.N.A.C., Paris, “Idees - Laines – Tissus”
1972
Salon Paris, Paris, “Grands et jeunes d'Aujourd'hui”
Salon Paris, Paris “Realities Nouvelles”
Musee d'Art Moderne de la Ville de, Paris, “Salon de Mai”
Palais de l'Europe, Menton, “Biennale”
Museo de Arte Contemporaneo, Ibiza, “Ibiza Graphics”
International Art Fair Düsseldorf
Grand Salon Paris, “28. Conparaisons”
Salon Paris, Paris “jeune Sculpture”
1973
Musee d'Art Moderne de la Ville de, Paris, “Salon de Mai”
Basel Art 4/73, Basel
International Art Fair Düsseldorf
International Art Fair, Berlin, “Gallery Hermanns”
Salon Paris, Paris, “jeune Sculpture”
Grand Palace, Paris, “Salon Grands et jeunes d'Aujourd'hui”
1974
National Library, Paris, “L'Estampe Contemporaine”
Rottweil, “Artists make flags”
Museo Contemporaneo, Ibiza, “Ibiza Graphics”
Musee d'Art Moderne de la Ville de, Paris “Salon de Mai”
Salon Paris, Paris, “jeune Sculpture”
Grand Palace, Paris “Salon Grands etjeunes d'Aujourd'hui”
Maison des Arts, Creteil, “Victory Poem”
1975
Rotterdamse Art Foundation, Rotterdam, “Electric Art”
International Biennale, Segovia, “International de Arte Grafica y Obra Seriado”
Grand Palace, Paris, “Salon Grands et jeunes d'Aujourd'hui”
Musee d'Art Moderne de la Ville de, Paris, “Salon de Mai”
Art Cologne 9th International exhibition, Cologne
Gallery Leaman, Düsseldorf, “Time Art I.”
Basel, Art 6/75, Basel
1976
Hermanns Gallery, Fürstenfeldbruck, “Electric Art”
Wash-Art, Washington
Basel Art 7/76, Basel
International Art Fair, Düsseldorf
1977
Vancouver Art Gallery, Vancouver, “From electrical fires spirits may be kindled” (Benjamin Franklin)
Harbor front Gallery, Toronto, “The Electric Gallery”
International Art Fair, Vienna
Grand Palace, Paris, “Salon Grands et jeunes d'Aujourd'hui”
Palazzo della Raggione, Padua, “Biennale della piccola scultura”
Documenta 6,Kassel
Wash-Art, Washington
Confederation Center Art Gallery, Charlottetown
1978
Basel Art 9/78, Basel
Publishing Gallery,Düsseldorf, , “Time Art 11”
International Art Fair, Vienna
Museo Contemporaneo, Ibiza, “ Ibiza Graphics”
International Art Fair, Düsseldorf
Confederation Center Art Gallery, Charlottetown, Light, Kinetics and Electronic”
Maerz Association, Linz, “Approximated Structures”
1979
Basel Art 10/79, Basel
Museo de Arte, Ibiza
Museo Contemporaneo, Ibiza, “Ibiza Graphics”
Art Cologne 13th International exhibition, Cologne
Steirischer Herbst, Graz
1980
Basel Art 11/80, Basel
German Art Association, Hannover
Gallery pa Szepan, Gelsenkirchen, “Rational Concept”
International Art Fair, Düsseldorf
Gallery Wack, Kaiserslautern, “Visible Silence”
1981
Dr. Luise Krohn Gallery, Badenweiler, Artist of the Gallery”
Basel Art 12/81, Basel
Museum Buer, Gelsenkirchen, City Art Collection, “Rational Concept”
Leopold·Hoesch·Museum, Düren, “Paper”
Art Society Oldenburg, Oldenburger, “Rational Concept”
Frankfurt, Buchmesse
Art Cologne 15th International exhibition, Cologne
1982
Villa Zanders Gallery, Bergisch Gladbach, “Paper”
Gallery Wack, Kaiserslautern
Gallery Walzinger, Saarlouis
Basel Art 13/82, Basel
International Art Fair, Düsseldorf
Art Fair, Washington
Utrecht Art Fair 82, Utrecht 82
1983
Art Market, New York
Art Stable, Amsterdam
Gallery Koppelmann, Cologne
Basel Art 14/83, Basel
Gallery Wack, Kaiserslautern
1984
Basel Art 15/84, Basel,
Art Cologne 18th International exhibition, Cologne
Art Fair, Chicago
Art Fair, London
1985
Art Society, Hilzingen, “Migratory Exhibition”
German Artist Federation, Hannover
Art Hall, Mannheim, “Time - the 4th Dimension”
Gallery de Sluis, Leidschendam, “Works on Paper”
Art Cologne 19th International exhibition, Cologne
Basel Art 16/85, Basel
1986
Leopold-Hoesch-Museum, Düren, “Handmade”
Wilhelm-Hack Museum, Ludwigshafen, “Abstract – Concrete of two squares”
Art Cologne 20th International exhibition, Cologne
Basel Art 17/86, Basel
1987 Wilhelm-Hack Museum, Ludwigshafen, “Mathematics in the art of the last 30 years”
1988
Museum for Technology and Transportation, “Paper”
Carre Estampes Gallery, Luxemburg
City Gallery, Waldkirch, (Georg-Scholz-Haus)
Gallery Wack, Kaiserslautern, “Zero”
West LB Bank Group, Frankfurt
West LB Bank Group, Düsseldorf
Nordrhein-Westfalen State Representation, Bonn
1989
Art Cologne 23rd International exhibition, Cologne
Basel Art 19/89, Basel
1990
Art Cologne 24th International exhibition, Cologne
Basel Art 20/90, Basel
Art Market, Frankfurt, “Art Frankfurt”
Art Hall, Mannheim, “Sculpture and Paper Focus”
1991
Art Cologne 25th International exhibition, Cologne
Basel Art 21/91, Basel
Art Market, Frankfurt, “Art Frankfurt”
1992
Wilhelm-Hack Museum, Ludwigshafen, “Randomness as a principle”
Art Cologne 26th International exhibition, Cologne
Basel Art 22/92, Basel
Art Market, Frankfurt, “Art Frankfurt”
Kassel, Documenta Archiv, »Die Kunst der Einladung«
1993 Wilhelm-Hack Museum, Ludwigshafen, “From the Depot”
1994
Koffler Centre of the Arts, North York/Canada, “Cracks in the Modern”
Museum Modern Art, Hünfeld
Federal Ministry of Economics, Bonn, “Paper Art”
1995
Wilhelm-Hack Museum, Ludwigshafen, “Drawings of the 20th Century”
Monika Hoffmann Gallery, Paderborn
The White Gallery, Cologne, “Line and Shadows”
Gallery Wack, Kaiserslautern
Pfalz Gallery, Kaiserslautern, “Concrete Graphics”
1996
Saarland Museum, Saarbrücken, “Masterpieces of hand drawing”
Gallery Wack, Kaiserslautern
Museum St. Ingbert, “Specifically Constructive”
Gallery Wack, Kaiserslautern, “Drawings”
Gallery Kain, Basel/Riehen
1997
Art Society, Speyer, “Concrete Art from Gallery Wack”
Gallery Wack, Kaiserslautern
Gallery Kain, Basel/Riehen, “Artist of the Gallery”
The White Gallery, Cologne, “Line and Shadows”
Gallery Lahumière, Paris, “Tolies à Bandes”
1998
Wilhelm-Hack Museum, Ludwigshafen, “Abstract art on the move between 1945 and 1959”
Pfalz Gallery, Kaiserslautern, “New Acquisitions”
The Constructivist Tendency Gallery, Stockholm, “Artist of the Gallery”
The White Gallery, Cologne
Villa Zanders Gallery, Bergisch Gladbach, “Dream-16, Artist rooms and Installations”
1999
Gallery Rottloff, Karlsruhe, “Work on Paper”
Wilhelm-Hack Museum, Ludwigshafen, “20 year anniversary Wilhelm-Hack-Museum”
Ludwig Museum, Koblenz, “Germany - France, Art Dialogue”
Villa Zanders Gallery, Bergisch Gladbach, “Pure Paper”
Gallery Waßermann, Munich “Horizons”
2000
Art Hall, Mannheim, “Plastic Graphics”
Mannheim, Kunstverein, »Die Sammlung Marli Hoppe-Ritter«
2001
Gallery Wack, Kaiserslautern, “Relations”
Gallery Rottlof, Karlsruhe, “40 year anniversary Gallery Rottlof - A Balance”
Villa Zanders Gallery, Bergisch Gladbach, “Everything is new…”
Saarland Museum, Saarbrücken, “Vision 2000”
Pfalz Gallery, Kaiserslautern, “3-Dimensional Art”
Studio A Museum for Living Art, Cuxhaven, “Change”
Conny Dietzschold Gallery, Sydney
2002
Cultural Remembrance Museum Würzburg, Peter C. Ruppert Collection “Concrete Art in Europe after 1945”
Cultural Remembrance Museum, Würzburg, , “Turning, Circles, Rotations - Art in Motion”
Heidenheim, Kunstmuseum, “Turning, Circles, Rotations - Art in Motion”
Kaiserslautern, Pfalzgalerie, “Turning, Circles, Rotations - Art in Motion”
The White Gallery, Sydney
2003
Art Museum, Ahen “Turning, Circles, Rotations - Art in Motion”
Gallery Wack, Kaiserslautern, Paris Colleagues: Aubertin, Breuer, Cruz-Diez, Erb, Nemours
Ucher Gallery, Cologne, “A life on the line”
Town centre Gallery, Neunkirchen, “A life on the line”
2004
Wack Gallery, Kaiserslautern, “Relations 2”
Wack Gallery, Kaiserslautern, Summer Exhibition
Saarland Museum, Saarbrücken, “Art Scene Saar 2004”
Melbourne Art Fair, Melbourne/ Australia
Museum Pfalz Gallery, Kaiserslautern, “The new Pfalz gallery”
2005
Wack Gallery, Kaiserslautern, “Hand print & object”
Wack Gallery, Kaiserslautern, “Metal & paper”
Ucher Gallery, Cologne, “Artists Gallery”
Mariette Haas Gallery, Ingolstadt, “White”
Studio A, Ottendorf, Museum for Representational Art
2006
Ucher Gallery, Cologne, “Light, Color, Space”
Museum for concrete art, Ingolstadt
Wack Gallery, Kaiserslautern, “Artist of the Zero movement”
Ritter Museum, Waldenbach
Ludwig Museum, Saarlouis, “Life with art – the Kaldewey collection”
Ucher Gallery, Cologne, “Outlooks - Retrospectives”
2007
Wack Gallery, Kaiserslautern, “Relations 3 – Dirnaichner, Erb, Reynolds”
Art House L6, Freiburg, „Rewind/fast forward“
Josef Albers-Museum Square, Bottrop, “New Additions”
Museum for concrete art, Ingolstadt, 15 years anniversary
Alexander Bürkle Art Space, Freiburg, „Changing Rooms 9“
2008
Museum for Representational Art, Ottendorf, “Yesterday was…today is”
Ucher Gallery, Cologne, “Structural Poetry”
Sebastian Fath Contemporary Gallery, Mannheim, “Fine works on paper“
Concrete Art Forum, Erfurt, „The Light and the Dark within Concrete Art“
Association of Art & Design, Bonn, “Objectless”
Saarland Museum, Saarbrücken, Leo Erb room in the Saarland Art Exhibition
City Museum, Penzberg, “Paper“