1871 Lyonel Feininger is born on July 17 in New York to Karl and Elizabeth Feininger; he is the first of three children.
1887 Leaves for Germany and starts studying at the General Vocational and Crafts School in Hamburg.
1888 Moves to Berlin and begins studying at the Royal Academy of Arts.
1892 Leaves the Academy and moves to Paris.
1893 Moves back to Berlin and starts working as a freelance cartoonist and illustrator.
1901 Marries Clara Fürst, birth of daughter Eleonora. 
1902 Birth of daughter Marianne.
1905 Meets Julia Berg (née Lilienfeld) and separates from his wife.
1906 Moves with Julia to Paris and their son Andreas is born. Works on two comic strips for The Chicago Sunday Tribune.
1907 Executes his first oil painting.
1908 Marries Julia in London, returns to Berlin.
1909 Birth of son Laurence.
1910 Birth of son T. Lux.
1911 Six paintings are shown at the Salon des Indépendants in Paris.
1913 Five paintings are shown at the Erster Deutscher Herbstsalon, organized by the Galerie Der Sturm in Berlin.
1917 First solo exhibition at the Galerie Der Sturm.
1919 Is appointed the first master of the Staatliches Bauhaus in Weimar.
1921 Composes his first fugue.
1926 Moves with the Bauhaus to Dessau as master without teaching duties.
1929 Works on a series of paintings for the City of Halle (Saale).
1931 Completes his Halle series. Retrospectives in Dresden, Essen, and at the Nationalgalerie in Berlin.
1934 Moves to Berlin-Siemensstadt.
1935 The National Socialists declare his art “degenerate.”
1936 Teaches a summer course at Mills College in Oakland, California.  
1937 Leaves Germany, teaches another summer course at Mills College and then settles in New York City.
1939 Works on murals for the 1939/1940 New York World’s Fair.
1942 One of his paintings is awarded a purchase prize by the Metropolitan Museum of Art in New York.
1944 Retrospective with Marsden Hartley at The Museum of Modern Art in New York.
1945 Teaches a summer course at Black Mountain College in Asheville, North Carolina.
1956 Dies on January 13 in his New York apartment.

Achim Moeller founded The Lyonel Feininger Project in 1987 to prepare the catalogues raisonné, provide certificates of authenticity as well as exhibition consultation, and to conduct and support research related to the artist. The Lyonel Feininger Project, with premises in New York and Berlin, organizes scholarly exhibitions and maintains a 20,000-volume reference library.

Lyonel Feininger: The Catalogue Raisonné of Paintings by Achim Moeller can be accessed at feiningerproject.org.