Known works by German painter Willy Tiedjen (1881–1950) are documented in exhibition catalogues, sales catalogues, or contemporary publications. The following list includes paintings, etchings, and other works for which reliable sources provide a title, description, or record of exhibition or sale. Dates generally indicate the year in which a work was first recorded, which may differ from the year of its creation. The list is not exhaustive, but reflects all known works that have been verified through published references.

ImageTitle (German) English translation First recorded Medium / dimensions Activity (exhibition / sale / catalogue) Enten am Teich Ducks at a Pond - Oil on wood, 42 × 62 cm (signed lower right) 23–25 Sep 2004 – Auctioned at Auktionshaus Kaupp, Schloss Sulzburg, Herbst-Auction, Lot 277. “Pond with five ducks, garden fence in the background.” Sold for €1000. Ostseestrand mit Ruderboot Baltic Sea Beach with Rowing Boat - Oil on canvas, 39 × 60 cm (signed) 9 Oct 2021 – Offered at Kunst & Auktionshaus Ruef, Herbstauktion 567, Lot 97, limit €250; unsold. Schäfer mit seiner Herde Shepherd with his flock - Oil on canvas, 70 × 90 cm Photographed in 1988/1989 and recorded in Bildindex der Kunst & Architektur. Neumeister Art Auctions, Inventory No. Lot 538, 14 June 1989 Jungvieh am Gatter in einem Birkenweg Young cattle at a gate on a birch-lined path - Oil on canvas, 66 × 88 cm Photographed in 1946 and recorded in Bildindex der Kunst & Architektur. Hochseeschiffe im Hamburger Hafen High-sea ships in the Port of Hamburg - Oil on pasteboard, 62 × 82 cm Photographed in 1990 and recorded in Bildindex der Kunst & Architektur. Die Stiefmutter (Henne mit Enten-Küken) The Stepmother (Hen with Ducklings) - Oil on cardboard, 38.5 × 66 cm (signed lower left) 12 Dec 1990 – Auctioned at Neumeister Kunstauktionen, Munich, Auktion Nr. 259, Lot 734. Recorded in Bildindex der Kunst & Architektur. Vier Enten im Sonnenlicht Four Ducks in Sunlight - Oil on cardboard, 23.5 × 16.5 cm (signed lower right as “W. Tietjen”) 4 Nov 1994 – Auctioned at Auktionshaus Schopmann, Kunst- und Antiquitäten-Auktion, Lot 177. “Four white ducks on sunlit pond.” Listed for 1400 DM. Im Hamburger Hafen In the Port of Hamburg - Oil on canvas, dimensions unknown 7 Oct 2000 – Auctioned at Auktionshaus Hans Stahl, Hamburg, Lot 227. Industrial harbor scene with ships and tugboats. Listed for 1,100 DM. Cattle Grazing in Landscape, Autumn Cattle Grazing in Landscape, Autumn - Oil on canvas, 60 × 80 cm 25 Mar 1991 – Sold at Neumeister, Munich, Lot 1512, for DM 2,500 (approx. £1,329 / $2,272). Sheep Outside Stable Sheep Outside Stable - Oil on canvas, 55 × 75 cm 26 Mar 1987 – Sold at Neumeister, Munich, Lot 272, for DM 3,800 (approx. £1,822 / $2,977). Schweres Fuhrwerk Heavy Team (Wagon) 1905 Oil on canvas, dimensions unknown 1905 – Exhibited at the Württembergischer Kunstverein (Württemberg Art Association) Enten am See Ducks at a Lake 1905 Oil on wood, 38 × 56 cm (signed lower right, dated 05) 11–12 Oct 2002 – Auctioned at Kastern, Hannover, Auktion A101, Lot 1237. “Seven ducks are shown near and on the still water of a lakeshore.” Schimmel im Wald Horse in the Forest 1905 Oil on canvas, dimensions unknown 1905 – Listed in Berliner Kunst-Herold, Issue 18 (Stuttgart Württemberg Kunstverein sale notices). Schottischer Schäferhund Scottish Sheepdog 1906 Oil on canvas, dimensions unknown 1906 – Listed in Münchener Jahres-Ausstellung 1906 im Königlichen Glaspalast (Munich Annual Exhibition 1906, Glaspalast). Hase Hare 1906 Oil on canvas, dimensions unknown 1906 – Listed in ‘’Berliner Kunst-Herold’’, Issue 29 (1906). Mutter und Sohn Mother and Son 1906 Oil on canvas, dimensions unknown 1906 – Listed in ‘’Berliner Kunst-Herold’’, Issue 14 (1906). Die Mühle The Mill 1907 Pastel on cardboard, H. 60 cm × W. 80 cm (signed and dated 1907) 1912 – Listed in Kunstsalon v. Elsner & Spieckermann auction catalogue, Cologne, 1912, lot 167. Catalog description: Depicts a windmill standing on a gently rising shore, with low houses behind and a boat by the riverbank. 1912 – Listed in Galerie Del Vecchio auction catalogue, Leipzig, 22 October 1912, lot 211. Catalog description: Depicts a windmill standing on a gently sloping shore, with low houses behind it and a small boat by the riverbank. In Erwartung In Expectation 1907 Oil on canvas, dimensions unknown 1907 – Listed in Berliner Kunst-Herold, Issue 31 (1907). Vor dem Wirtshaus In Front of the Inn 1907 Oil on canvas, dimensions unknown 1907 – Listed in Berliner Kunst-Herold, Issue 31 (1907). Hühnerhof Poultry/Chicken Yard 1907 Oil on canvas, dimensions unknown 1907 – Listed in ‘’Berliner Kunst-Herold’’, Issue 28 (1907), under new acquisitions at the Kunstverein München. Entenküken Ducklings 1907 Oil on canvas, dimensions unknown 1907 – Exhibited in Munich (Kunstchronik) Im Garten In the Garden 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Heimkehr Homecoming 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 250 DM Im Hochsommer In High Summer 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Pfingstrosen Peonies 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Toter Fuchs Dead Fox 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Herbst an der Amper Autumn on the Amper 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Im Schatten In the Shade 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Heidschnuckenbock Heidschnuck ram 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 700 DM Blick ins Luhetal View into the Luhe Valley 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Bussard Buzzard 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 300 DM 1912 – Possibly also listed as Bussard Kapelle im Wald Chapel in the Forest 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 350 DM Wildenroth Wildenroth (Grafrath) 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 400 DM Blick auf die Amperschlucht - Schongeising View of Amper Gorge - Schöngeising 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 450 DM Abend Evening 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 280 DM Hund im Wasser Dog in Water 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue 1907 – Listed in ‘’Berliner Kunst-Herold’’, Issue 1/2 (1907). Sold 400 DM 1907 – Exhibited at the Württembergischer Kunstverein, listed in Neues Tagblatt und General-Anzeiger für Stuttgart und Württemberg, 5 January 1907, p. 2. Hahnenkampf Cockfight 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Mentioned in the 1912 Dresdner Nachrichten newspaper for display of The Exhibitors' Association of Munich Artists (Emil Richter's Art Salon). Listed in Brakl's Moderne Kunsthandlung (Munich), 1925, cat. no. 548, priced 500 RM. Unknown if all sources cite same work (or just like subjects with same title). Enten Ducks 1907 Oil on canvas, dimensions unknown 1907 – Listed in ‘’Berliner Kunst-Herold’’, Issue 1/2 (1907). 1907 – Galerie Heinemann Catalogue, Sold 400 DM Wolkenschatten Cloud Shadows 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 350 DM Hühner Chickens 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue Blick auf Grafrath View of Grafrath 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 250 DM Wachholderlandschaft in der Heide Juniper Landscape in the Heath 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 250 DM Wildenroth an der Amper Wildenroth (Grafrath) on the Amper River 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 450 DM Grafrath Grafrath 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 450 DM Bauernjunge Farm Boy 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 150 DM Enten im Wasser Ducks in the Water 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 350 DM Kornernte Grain Harvest 1907 Oil on canvas, dimensions unknown 1907 – Galerie Heinemann Catalogue, Sold 700 Oktoberfest Oktoberfest 1908 Ink drawing, colored, 37 × 35 cm 1937 – Offered at Adolf Weinmüller auction, Munich (28–29 May 1937), lot 648; unsold. 2024 – Registered in the Lost Art Database of the German Lost Art Foundation as missing. The entry forms part of a search request concerning the collection of Munich art dealer Ludwig Heymann and his wife Therese (née Abeles). Mittagsonne (Enten) Midday Sun (Ducks) 1908 Oil on canvas, dimensions unknown 1908 – Listed in Münchener Künstlergenossenschaft: Ausstellung im Kgl. Glaspalast zu München, 1. Juni – Ende Oktober 1908, Offizieller Katalog. Eisbär im Zwinger Polar Bear in the Enclosure 1908 Colored drawing, dimensions unknown 1908 – Listed in Münchener Künstlergenossenschaft: Ausstellung im Kgl. Glaspalast zu München, 1. Juni – Ende Oktober 1908, Offizieller Katalog. Haidschnucken Health Sheep or Moorland Sheep 1908 Oil on canvas, dimensions unknown 1908 – Listed in Berliner Kunst-Herold, Issue 17 (1908). Hühner Chickens 1909 Pastel, 34.5 × 52 cm 1919 – Listed in Rudolf Bangel auction catalogue, Frankfurt am Main (1 April 1919), lot 175. Signed “Willy Tiedjen 09.” Kühe im Wasser Cows in Water 1909 Oil on canvas, 50 × 70 cm 1937 – Offered at Adolf Weinmüller auction, Munich (11–12 November 1937), lot 246. Signed and dated “W. Tiedjen 09.” Holländischer Kanal mit Lastkähnen Dutch Canal with Barges 1909 Oil on canvas, 42.5 × 64.5 cm 1937 – Offered at Adolf Weinmüller auction, Munich (11–12 November 1937), lot 247. Signed and dated “W. Tiedjen 09.” In der Heide bei Fallingbostel In the Heath near Bad Fallingbostel 1909 Oil on canvas, dimensions unknown 1909 – Exhibited at the Württembergischer Kunstvereinm, alongside F. Tiedjen-Bieber (exhibiting Heidelandschaft). Im Hühnerhof In the Chicken Yard 1909 Oil on canvas, dimensions unknown 1909 – Exhibited at Kunstverein München, reported in Münchener Tagesneuigkeiten, General-Anzeiger der Münchener Neuesten Nachrichten (1909). In der Heide bei Fallingbostel In the Heath near Fallingbostel 1909 Oil on canvas, dimensions unknown 1909 – Exhibited at the Württembergischer Kunstverein (Stuttgart), listed in Berliner Kunst-Herold, Issue 16 (1909). Hühner Chickens 1909 Pastel, H. 34.5 cm × W. 52 cm (signed and dated 1909) 1919 – Listed in Rudolf Bangel auction catalogue, Frankfurt am Main (1 April 1919), lot 175. Truthahn Turkey 1909 Oil on canvas, dimensions unknown 1909 – Listed in Berliner Kunst-Herold, Issue 14. Enten im Wasser Ducks in the Water 1909 Oil on canvas (animal painting), dimensions unknown 1909 – Exhibited at Kunstverein München, reported in Münchener Tagesneuigkeiten, General-Anzeiger der Münchener Neuesten Nachrichten. Niedersächsischer Bauernhof Lower Saxon Farmstead 1909 Oil on canvas, dimensions unknown 1909 – Exhibited at the Württembergischer Kunstverein. Truthühner Turkeys 1910 Oil on canvas Sold during the XXVI annual exhibition at Künstlerhaus Salzburg. Listed in the first sales list published in the Czernowitzer Zeitung. Schreiender Truthahn Screaming Turkey 1910 Oil on canvas, dimensions unknown 1910 – Illustrated in Katalog der Ausstellung des Deutschen Künstlerbundes, Darmstadt, 12 May–16 October 1910, p. 100. An den Dünen bei Katwijk At the Dunes near Katwijk 1910 Oil on canvas, dimensions unknown 1910 – Listed in Dresdner Journal, 7 March 1910, p. 5. Gracht bei Leyden Canal near Leiden 1910 Oil on canvas, dimensions unknown